Bias in published cost effectiveness studies: systematic review von Bell, Chaim M, Urbach, David R, Ray, Joel G, Bayoumi, Ahmed, Rosen, Allison B, Greenberg, Dan, Neumann, Peter J

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The prevalence of autoimmune disease in patients with esophageal achalasia von Booy, J. D., Takata, J., Tomlinson, G., Urbach, D. R.

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Evaluation of the Genetic Association Between Adult Obesity and Neuropsychiatric Disease von Stahel, Priska, Nahmias, Avital, Sud, Shawn K, Lee, So Jeong, Pucci, Andrea, Yousseif, Ahmed, Youseff, Alaa, Jackson, Timothy, Urbach, David R, Okrainec, Allan, Allard, Johane P, Sockalingam, Sanjeev, Yao, Tony, Barua, Moumita, Jiao, Hong, Magi, Reedik, Bassett, Anne S, Paterson, Andrew D, Dahlman, Ingrid, Batterham, Rachel L, Dash, Satya

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Extent of thyroidectomy is not a major determinant of survival in low- or high-risk papillary thyroid cancer von Haigh, Philip I, Urbach, David R, Rotstein, Lorne E

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Evaluation of the Genetic Association Between Adult Obesity and Neuropsychiatric Disease (vol 68, 2235, 2019) von Stahel, P, Nahmias, A, Sud, SK, Lee, SJ, Pucci, A, Yousseif, A, Youseff, A, Jackson, T, Urbach, DR, Okrainec, A

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Does it matter what a hospital is "high volume" for? Specificity of hospital volume-outcome associations for surgical procedures: analysis of administrative data von Urbach, David R, Baxter, Nancy N

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Does it matter what a hospital is “high volume” for? Specificity of hospital volume-outcome associations for surgical procedures: analysis of administrative data von Urbach, David R, Baxter, Nancy N

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Rate of elective cholecystectomy and the incidence of severe gallstone disease von Urbach, David R, Stukel, Therese A

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Conventional models overestimate the statistical significance of volume–outcome associations, compared with multilevel models von Urbach, David R., Austin, Peter C.

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Differences in operative mortality between high- and low-volume hospitals in Ontario for 5 major surgical procedures: estimating the number of lives potentially saved through regio... von Urbach, David R, Bell, Chaim M, Austin, Peter C

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Colon and rectal anastomoses do not require routine drainage : A systematic review and meta-analysis von URBACH, D. R, KENNEDY, E. D, COHEN, M. M

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The treatment and prognosis of Hürthle cell follicular thyroid carcinoma compared with its non-Hürthle cell counterpart von Haigh, Philip I., Urbach, David R.

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Cost-effective management of common bile duct stones : A decision analysis of the use of endoscopic retrograde cholangiopancreatography (ERCP), intraoperative cholangiography, and... von URBACH, D. R, KHAJANCHEE, Y. S, JOBE, B. A, STANDAGE, B. A, HANSEN, P. D, SWANSTROM, L. L

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A comparison of diet and exercise therapy versus laparoscopic Roux-en-Y gastric bypass surgery for morbid obesity: a decision analysis model von Patterson, Emma J, Urbach, David R, Swanström, Lee L

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How are Volume–Outcome Associations Related to Models of Health Care Funding and Delivery? A Comparison of the United States and Canada von Urbach, David R., Croxford, Ruth, MacCallum, Nancy L., Stukel, Thérèse A

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Outcomes of laparoscopic herniorrhaphy without fixation of mesh to the abdominal wall von KHAJANCHEE, Y. S, URBACH, D. R, SWANSTROM, L. L, HANSEN, P. D

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Laparoscopic Roux-en-Y gastric bypass for severe gastroesophageal reflux after vertical banded gastroplasty von Bloomberg, Richard D, Urbach, David R

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Bowel resection for Intestinal endometriosis von URBACH, D. R, REEDIJK, M, RICHARD, C. S, LIE, K. I, ROSS, T. M

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AMES prognostic index and extent of thyroidectomy for well-differentiated thyroid cancer in the United States von Haigh, Philip I., Urbach, David R., Rotstein, Lorne E.

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Quality of life before and after laparoscopic Heller myotomy for achalasia von Ben-Meir, Aviv, Urbach, David R, Khajanchee, Yashodhan S, Hansen, Paul D, Swanstrom, Lee L

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