Publications
  • Ungar WJ, Prosser LA, Burnett H. Values and evidence colliding: Health technology assessment in child health. Expert Review of Pharmacoeconomics and Outcomes Research, 13(4):417-419, 2013 (lead article).
  • Caulfield T, Evans J, McGuire A, McCabe C, Bubela T, Cook-Deegan R, Fishman J, Hogarth S, Miller FA, Raviskty V, Biesecker B, Borry P, Cho M, Carroll JC, Etchegary H, Joly Y, Kato K, Soo-Jin Lee S, Rothenberg K, Sankar P, Szego MJ, Ossorio P, Pullman D, Rousseau F, Ungar WJ, Wilson B. Reflections on the cost of “low-cost” whole genome sequencing: Framing the health policy debate. PLoS Biology 11(11): e1001699, 2013.
  • Ungar WJ, Costa V, Burnett H, Feldman BM, Laxer RM. The use of biologic response modifiers in polyarticular-course juvenile idiopathic arthritis: A systematic review. Seminars in Arthritis and Rheumatism, 42(6):597-618, 2013
  • Tsimicalis A, Stevens B, Ungar WJ, McKeever P, Greenberg M, Agha M, Guerriere D, Naqvi A, Barr R. A mixed method approach to describe the out-of-pocket expenses incurred by families of children with cancer. Pediatric Blood and Cancer, 60(3):438-445, 2013.
  • Tsimicalis A, Stevens B, Ungar WJ, Greenberg M, McKeever P, Agha M, Guerriere D, Barr R, Naqvi A, Moineddin R. Determining the costs of families’ support networks following a child’s cancer diagnosis. Cancer Nursing: An International Journal for Cancer Care, 36(2):E8-E19, 2013.
  • Gauvreau C, Ungar WJ, Köhler JC, Zlotkin S. The use of cost-effectiveness analysis for pediatric immunization in developing countries. The Milbank Quarterly, 90(4):762-790, 2012.
  • Ungar WJ. Understanding the value of information from pediatric clinical research. Pediatric Drugs, August 14(5):295-297, 2012.
  • Woo G, Tomlinson G, Yim C, Lilly L, Therapondos G, Wong DKH, Ungar WJ, Einarson TR, Sherman M, Heathcote EJ, Krahn M. Health state utilities and quality of life in patients with hepatitis B. Canadian Journal of Gastroenterology, 26(7):445-451, 2012.
  • Hancock-Howard RL, Ungar WJ, Marshall D, Einarson A, Koren G. Public preferences for counseling regarding antidepressant use during pregnancy: A discrete choice experiment. Birth Defects Research Part A: Clinical and Molecular Teratology, Jul; 94(7):532-539, 2012.
  • Ungar WJ, Boydell K, Dell S, Feldman BM, Marshall D, Willan A, Wright J. A parent-child dyad approach to the assessment of health status and health-related quality of life in children with asthma. PharmacoEconomics, 30(8):697-712, 2012.
  • Burnett HF, Regier DA, Feldman BM, Miller FA, Ungar WJ. Parents’ preferences for drug treatments in juvenile idiopathic arthritis: A discrete choice experiment. Arthritis Care & Research, 64(9):1382-1391, 2012.
  • Kromm SK, Bethell J, Kraglund F, Edwards S, Laporte A, Coyte PC, Ungar WJ. Characteristics and quality of pediatric cost-utility analyses. Quality of Life Research, 21(8):1315-1325, 2012.
  • Tsimicalis A, Stevens B, Ungar WJ, McKeever P, Greenberg M, Agha M, Guerriere D, Barr R, Naqvi A, Moineddin R. A prospective study to determine the costs incurred by families of children newly diagnosed with cancer in Ontario. Psycho-Oncology, 21(10):1113-1123, 2012.
  • Ungar WJ. Medication cost-sharing and health outcomes in children with asthma. JAMA, March; 307(12):1316-1318, 2012.
  • Ungar WJ. Challenges in health state valuation in pediatric economic evaluation: Are QALYs contraindicated? PharmacoEconomics, 29(8):641-652, 2011
  • Stade B, Beyene J, Buller K, Ross S, Patterson K, Stevens B, Sgro M, Ungar WJ, Watson, W, Koren G. Feeling different: The experience of living with Fetal Alcohol Spectrum Disorder. Journal of Population Therapeutics and Clinical Pharmacology, 18(3):e475-e485, 2011.
  • Anvari M, Allen C, Marshall J, Armstrong D, Goeree R, Ungar W, Goldsmith C. A randomized controlled trial of laparoscopic Nissen fundoplication (LNF) versus proton pump inhibitors for treatment of patients with chronic gastro-esophageal reflux disease (GERD): three year outcomes. Surgical Endoscopy, Aug 25(8):2547-2554, 2011.
  • Donnan JR, Ungar WJ, Mathews M, Rahman P. Systematic review of thiopurine methyltransferase genotype and enzymatic testing strategies. Therapeutic Drug Monitoring, 33:192–199, 2011.
  • Donnan JR, Ungar WJ, Mathews M, Hancock-Howard RL, Rahman P. A cost effectiveness analysis of thiopurine methyltransferase testing for guiding 6-mercaptopurine dosing in children with acute lymphoblastic leukemia. Pediatric Blood & Cancer, 57:231-239, 2011.
  • Ungar WJ, Paterson JM, Gomes T, Bikangaga P, Gold M, To T, Kozyrskyj AL. Relationship of asthma management, socioeconomic status, and medication insurance characteristics to exacerbation frequency in children with asthma. Annals of Allergy, Asthma & Immunology, 106:17–23, 2011.
  • Goeree R, Hopkins R, Marshall JK, Armstrong D, Ungar WJ, Goldsmith C, Allen C, Anvari M. Cost-utility of Laparoscopic Nissen Fundoplication versus proton pump inhibitors for gastro-esophageal reflux disease: A 3-year prospective randomized controlled trial and economic evaluation. Value in Health, 14:263-273, 2011.
  • Ungar WJ, Costa V, Hancock-Howard RL, Feldman B, Laxer RM. Cost-effectiveness of biologics in polyarticular-course juvenile idiopathic arthritis patients unresponsive to disease modifying anti-rheumatic drugs. Arthritis Care & Research, January; 63(1):111–119, 2011.
  • Tsimicalis A, Stevens B, Ungar WJ, McKeever P, Greenberg M. The cost of childhood cancer from the family’s perspective: A critical review. Pediatric Blood & Cancer, 56(5):707-717, 2011
  • Woo G, Tomlinson G, Nishikawa Y, Kowgier M, Sherman M, Wong DKH, Pham B, Ungar WJ, Einarson T, Heathcote EJ, Krahn M. Tenofovir and Entecavir are the most effective antiviral agents for chronic hepatitis B: A systematic review and Bayesian meta-analyses. Gastroenterology, Oct;139(4):1218-29, 2010.
  • To T, Wang C, Dell SD, Fleming-Carroll B, Parkin P, Scolnik D, Ungar WJ, the PAMG Team. Can an evidence-based guideline reminder card improve acute asthma management in emergency department? Respiratory Medicine, 104(9):1263-70, 2010.
  • Khan U, Bogue C, Ungar WJ, Hilliard P, Blanchette V, Carcao, M, Doria AS. Cost-effectiveness analysis of different imaging strategies for diagnosis of hemophilic arthropathy. Haemophilia 16(2):322-32, 2010.
  • Hancock-Howard RL, McMahon M, Menon-Nair A, Woo G, Aziza A, Laporte A, Nauenberg E, Connolly BL, Wales PW, Ungar WJ. Cost-effectiveness analysis of implantable venous access device insertion using interventional radiologic versus conventional operating room methods in pediatric patients with cancer. Journal of Vascular and Interventional Radiology, 21(5):677-84, 2010.
  • Hancock RL, Ungar WJ, Einarson A, Koren G. International practices in the provision of teratology information: A survey of international teratogen information programs and comparisons with the North American model. Journal of Evaluation in Clinical Practice 16(5):957-963, 2010.
  • Ungar WJ, Cope SF, Kozyrskyj A, Paterson JM. Socioeconomic factors and home allergen exposure in children with asthma. Journal of Pediatric Health Care 24(2):108-115, 2010
  • Yong JHE, Schuh S, Rashidi R, Vanderby S, Lau R, Laporte A, Nauenberg E, Ungar WJ. A cost-effectiveness analysis of omitting radiography in diagnosis of acute bronchiolitis. Pediatric Pulmonology 44(2):122-127, 2009.
  • Cope SF, Ungar WJ, Glazier RH. International differences in asthma guidelines for children. International Archives of Allergy and Immunology 148(4):265-278, 2009.
  • Wan M, Doria A, Krahn M, Ungar WJ, Medina S, Sung L. Acute appendicitis in young children: cost-effectiveness of US versus CT in diagnosis–a Markov decision analytic model. Radiology, 250(2): 378-86, 2009.
  • Sharieff W, Zlotkin S, Ungar WJ, Feldman BM, Krahn M, Tomlinson G. Economics of preventing premature mortality and impaired cognitive development in children through home-fortification: A health policy perspective. International Journal of Technology Assessment and Health Care 24(3):303-311, 2008.
  • Cope SF, Ungar WJ, Glazier RH. Socioeconomic factors and asthma control in children. Pediatric Pulmonology 43(8):745-752, 2008.
  • Hancock RL, Ungar WJ, Einarson A, Goodstadt M, Koren G. Providing information regarding exposures in pregnancy: a survey of North American Teratology Information Services. Reproductive Toxicology 25(3): 381-387, 2008.
  • Ungar WJ, Paterson M, Cope S, Kozyrskyj A. Improving drug benefits for children with asthma: Building a research agenda. Healthcare Policy 3(4):66-76, 2008.
  • Ungar WJ, Kozyrskyj A, Paterson M, Ahmad F. Effect of cost-sharing on asthma medication use in children. Archives of Pediatrics & Adolescent Medicine, 162(2):104-110, February 2008 (lead article; accompanying Editorial).
  • To T, Wang C, Dell S, Fleming-Carroll B, Parkin P, Scolnik D, Ungar W, the PAMG Team. Risk factors for repeat adverse asthma events in children after visiting an emergency department. Ambulatory Pediatrics 8(5):281–287, 2008.
  • Guerriere DN, Tranmer JE, Ungar WJ, Manoharan V, Coyte PC. Valuing care recipient and family caregiver time: A comparison of methods. International Journal of Technology Assessment in Health Care, 24(1):52-59, January 2008.
  • Goh YI, Rovet J, Ungar W, Koren G. Mega-dose Vitamin C and E in Preventing FASD: The Decision to Terminate the Study Prematurely. Journal of Fetal Alcohol Syndrome International, 5:e3, May 2007.
  • Han RK, Ungar WJ, Macarthur C. Cost effectiveness analysis of a proposed public health legislative/educational strategy to reduce tap water scald injuries in children. Injury Prevention, 13(4): 248-253, August 2007.
  • Polisena J, Tam S, Lodha A, Laporte A, Coyte PC, Ungar WJ. An economic evaluation of asthma action plans for children with asthma. Journal of Asthma, 44 (7):501-508, September 2007.
  • Ungar WJ, Davidson-Grimwood SR, Cousins M. Parents were accurate proxy reporters of urgent pediatric asthma health services – a retrospective agreement analysis. Journal of Clinical Epidemiology, 60(11):1176-1183, November 2007.
  • Piwko C, Ungar WJ, Einarson TR, Wolping J, Koren G. The weekly cost of nausea and vomiting of pregnancy for women calling the Toronto Motherisk program. Current Medical Research & Opinion, 23(4):833-840, 2007.
  • Wu R, Laporte A, Ungar WJ. Cost effectiveness of an electronic medication ordering and administration system in reducing adverse drug events. Journal of Evaluation in Clinical Practice, 13(3):440-448, 2007.
  • Hancock RL, Koren G, Einarson, A, Ungar WJ. The effectiveness of Teratology Information Services (TIS). Reproductive Toxicology, 23(2):125-32, 2007.
  • Anvari M, Allen C, Marshall J, Armstrong D, Goeree R, Ungar W, Goldsmith C. A randomized controlled trial of Laparoscopic Nissen Fundoplication (LNF) versus proton pump inhibitors for treatment of patients with chronic Gastro-Esophageal Reflux Disease (GERD): One-year Follow-up. Surgical Innovation, 13(4):238-49, 2006.
  • Stade B, Stevens B, Ungar W, Beyene J, Koren G. Health-related quality of life of Canadian children prenatally exposed to alcohol. Health & Quality of Life Outcomes, 13(4):81, 2006.
  • Davidson-Grimwood SR, Snelgrove D, Ungar WJ. The development of an interview guide for use in dyad child-parent health related quality of life assessment. PRO Newsletter (peer-reviewed section), 37:12-14, 2006.
  • Ungar WJ. Paediatric health economic evaluations: A world view. Healthcare QuarterlyWorld Health & Population -8(4): 89-101. doi:10.12927/whp.2006.18475, 2006 (lead article; accompanying Editorial).
  • Ungar WJ, Mirabelli C, Cousins M, Boydell KM. A qualitative analysis of a dyad approach to quality of life measurement in children with asthma. Social Science & Medicine, 63(9):2354-66, 2006.
  • Guerriere DN, Tullis E, Ungar WJ, Tranmer JE*, Corey M, Gaskin L, Carpenter S, Coyte PC. Economic burden of ambulatory and home-based care for adults with cystic fibrosis. Treatments in Respiratory Medicine, 5(5):351-9, 2006.
  • Kozyrskyj AL, Dahl ME, Ungar WJ, Becker AB, Law BJ. Antibiotic treatment of wheezing in children with asthma: What is the practice? Pediatrics, 117(6):e1104-10, 2006.
  • Cooper M, Ungar W, Zlotkin S. An assessment of inter-rater agreement of the literature filtering process in the development of evidence-based dietary guidelines. Public Health Nutrition, 9(4):494-500, 2006.
  • Guerriere DN, Ungar WJ, Corey M, Croxford R, Tranmer JE*, Tullis E, Coyte PC. Evaluation of the Ambulatory and Home Care Record: Agreement between self-reports and administrative data. International Journal of Technology Assessment in Health Care, 22(2):203-10, 2006.
  • Stade B, Ungar WJ, Stevens B, Beyene J, Koren G. The burden of prenatal exposure to alcohol: Measurement of cost. Journal of Fetal Alcohol Syndrome International, 4: e5, 2006.
  • Motiwala S, Gupta S, Lilly M, Ungar WJ, Coyte PC. The cost-effectiveness of expanding Intensive Behavioural Intervention (IBI) to all autistic children in Ontario. Healthcare Policy, 1(2):135-151, 2006.
  • Doria AS, Amernic H*, Dick P, Babyn P, Chait P, Langer J, Coyte PC, Ungar WJ. Cost-effectiveness analysis of weekday and weeknight or weekend shifts for assessment of appendicitis. Pediatric Radiology, 35(12):1186-95, 2005.
  • Ungar WJ, Macdonald T, Cousins M. Better breathing or better living? A qualitative analysis of the impact of asthma medication acquisition on standard living and quality of life in low income families of children with asthma. Journal of Pediatric Health Care, 19(6):354-62, 2005.
  • Ungar WJ, Witkos M. Public drug plan coverage for children across Canada: A portrait of too many colours. Healthcare Policy, 1(1):100-122, 2005.
  • Koren G, Piwko C, Ahn E, Boskovic R, Maltepe C, Navioz Y, Ungar WJ. Validation studies of the pregnancy unique-quantification of emesis (PUQE) scores. Journal of Obstetrics & Gynecology, 25(3):241-244, 2005.
  • Piwko C, Lasry A, Alanezi K, Coyte PC, Ungar WJ. Economic evaluation of ondansetron versus dimenhydrinate for prevention of post-operative vomiting in children undergoing strabismus surgery. Pediatric Anesthesia, 15(9):755-761, 2005.
  • Goh YI Rovet J, Ungar WJ, Koren G. The antioxidant effect: Can we mitigate fetal alcohol spectrum disorder with antioxidants? Journal of Fetal Alcohol Syndrome International, 3:e10; 2005.
  • Tranmer J, Guerriere D, Ungar WJ, Coyte PC. Valuing patient and caregiver time: A review of the literature. Pharmacoeconomics, 23(5):449-459, 2005.
  • Ungar WJ, Santos MT. Quality appraisal of pediatric health economic evaluations. International Journal of Technology Assessment and Health Care, 21(2):203-210, 2005.
  • Ungar WJ, Ariely R. Health insurance, access to prescription medicines and health outcomes in children. Expert Review of Pharmacoeconomics & Outcomes Research, 5(2):215-225, 2005.
  • Kopach R, Sadat S, Galloway I, Coyte PC, Ungar WJ. A cost-effectiveness analysis of medical documentation alternatives. International Journal of Technology Assessment in Health Care, 21(1):126-131, 2005.
  • Boutis K, Stephens D, Lam K, Ungar WJ, Schuh S. The impact of Severe Acute Respiratory Syndrome on a tertiary care pediatric emergency department. Canadian Medical Association Journal, 171(11): 1353-1358, 2004.
  • Carcao M, Ungar WJ, Feldman B. Cost-utility analysis in evaluating prophylaxis in haemophilia. Haemophilia, 10(Suppl 1):50-57, 2004.
  • Urbach DR, Ungar WJ, Rabeneck L. Whither surgery in the treatment of gastroesophageal reflux disease (GERD)? Canadian Medical Association Journal, 170(2):219-221, 2004.
  • Ungar WJ, Santos MT. Trends in paediatric health economic evaluation: 1980 to 1999. Archives of Disease in Childhood, 89:26-29, 2004.
  • Ungar WJ, Santos MT. The Pediatric Economic Database Evaluation (PEDE) project: Establishing a database to study trends in pediatric economic evaluation. Medical Care, 41(10):1142-1152, 2003.
  • Ungar WJ, Santos MT. The Pediatric Quality Appraisal Questionnaire (PQAQ): An instrument for evaluation of the pediatric health economics literature. Value in Health, 6(5):584-593, 2003.
  • Attard NJ, Wei X, Laporte A, Zarb GA, Ungar WJ. A cost minimization analysis of implant treatment in mandibular edentulous patients. International Journal of Prosthodontics, 16(3):271-276, 2003.
  • Ungar WJ, Daniels C, McNeill T, Seyed M. Children in need of Pharmacare: Medication funding requests at the Toronto Hospital for Sick Children. Canadian Journal of Public Health 94(2):121-126, 2003.
  • Ungar WJ, Chapman KR, Santos MT. Assessment of a medication-based asthma index for population research. American Journal of Respiratory and Critical Care Medicine, 165:190-194, 2002.
  • Ungar WJ, Coyte PC. The Pharmacy Medication Monitoring Program Advisory Board. Prospective study of the patient-level cost of asthma care in children. Pediatric Pulmonology, 32:101-108, 2001.
  • Ungar WJ, Josse R, Lee S, Ryan N, Adachi J, Hanley D, Breton M-C, Brown J. The Canadian SCORE questionnaire – optimizing the use of technology for low bone density assessment Journal of Clinical Densitometry, 3(3):269-280, 2000.
  • Ungar WJ, Coyte PC. The Pharmacy Medication Monitoring Program Advisory Board. Measuring productivity loss days in asthma patients. Health Economics, 9(1): 37-46, 2000.
  • Ungar WJ, Coyte PC, Chapman KR, Mackeigan L. The Pharmacy Medication Monitoring Program Advisory Board. The patient level cost of asthma in adults in south central Ontario. Canadian Respiratory Journal, 5(6):463-471, 1998.
  • Ungar WJ, Coyte PC. The Pharmacy Medication Monitoring Program Advisory Board. Health services utilization reporting in respiratory patients. Journal of Clinical Epidemiology, 51(12):1335-1342, 1998.
  • Ungar W. Bias – it’s everywhere! A commentary on the impact of bias and the assessment of agreement in the measurement of medication use in epidemiology research. Pharmacoepidemiology and Drug Safety, 7:425-427, 1998.
  • Ungar W. The choice of pharmacoeconomic study design during drug development, Part 1. Pharmacoepidemiology and Drug Safety, 6: 391-397, 1997.
  • Ungar W. The choice of pharmacoeconomic study design during drug development, Part 2. Pharmacoepidemiology and Drug Safety, 6(6): 399-407, 1997.
  • Ungar W. Good Clinical Practices: Principles and application of the European Community note for guidance. Drug Information Journal, 28:339-348, 1994.
  • Paterson, AHG, Hanson J, Pritchard KI, Sansregret E, Dahrouge S, McDermot RS, Fine S, White DF, Trudeau M, Stewart DJ, Ungar W. Comparison of antiestrogen and progestogen therapy for initial treatment and consequences of their combination for second-line treatment of recurrent breast cancer. Seminars in Oncology, 17(6) Suppl 9: 52-62, 1990.
  • Pecknold JC, Matas M, Howarth BG, Ross C, Swinson R, Vezeau C, Ungar W. Evaluation of buspirone as an antianxiety agent: buspirone and diazepam versus placebo. Canadian Journal of Psychiatry, 34(8):766-771, 1989.
  • Ungar W, Ecobichon DJ. Diazepam metabolism in the guinea pig materno-fetal model: effects of cigarette smoke. Drug Chemistry and Toxicology 9(3&4):205-211, 1986.Kunos G, Newman F, Farsang C, Ungar W. Thyrotropin releasing hormone and naloxone attenuate the antihypertensive action of alpha-2 adreno-receptor stimulation through different mechanisms. Endocrinology, 115(6): 2481-2483, 1984.