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A letter from CMAJ's editorial board to the CMA.
Armstrong P, Cashman NR, Cook DJ, Feeny DH, Ghali WA, de Gruijl FR, Hall JG, Herbert CP, Iscoe N, Jadad AR, Kassirer JP, McAlister FA, McGeer AJ, MacMillan HL, Moher D, Phillips S, Redelmeier DA, Schechter MT, Veldhuyzen van Zanten SJ, Yusuf S. Armstrong P, et al. Among authors: veldhuyzen van zanten sj. CMAJ. 2002 Nov 26;167(11):1230; author reply 1230-1. CMAJ. 2002. PMID: 12451066 Free PMC article. No abstract available.
Validation of a symptom diary for patients with gastro-oesophageal reflux disease.
Puhan MA, Guyatt GH, Armstrong D, Wiklund I, Fallone CA, Heels-Ansdell D, Degl'Innocenti A, Veldhuyzen van Zanten SJ, Tanser L, Barkun AN, Chiba N, Austin P, El-Dika S, Schünemann HJ. Puhan MA, et al. Among authors: veldhuyzen van zanten sj. Aliment Pharmacol Ther. 2006 Feb 15;23(4):531-41. doi: 10.1111/j.1365-2036.2006.02775.x. Aliment Pharmacol Ther. 2006. PMID: 16441474 Free article.
The Work Productivity and Activity Impairment Questionnaire for Patients with Gastroesophageal Reflux Disease (WPAI-GERD): responsiveness to change and English language validation.
Wahlqvist P, Guyatt GH, Armstrong D, Degl'innocenti A, Heels-Ansdell D, El-Dika S, Wiklund I, Fallone CA, Tanser L, Veldhuyzen van Zanten S, Austin P, Barkun AN, Chiba N, Schünemann HJ. Wahlqvist P, et al. Pharmacoeconomics. 2007;25(5):385-96. doi: 10.2165/00019053-200725050-00003. Pharmacoeconomics. 2007. PMID: 17488137
136 results