BALSHAW, R; KHORASHEH, S; BARBEAU, M; KELLY, S; FLYNN, S; HEISEL, O; MCBURNEY, CR. LONGITUDINAL OUTCOMES OF GASTROINTESTINAL SYMPTOMS IN CANADA (LOGIC): KEY FACTORS FOR AN EFFECTIVE PATIENT RETENTION IN OBSERVATIONAL STUDIES. Journal of Population Therapeutics and Clinical Pharmacology, [S. l.], v. 16, n. 1, 2018. Disponível em: https://mail.jptcp.com/index.php/jptcp/article/view/271. Acesso em: 19 nov. 2024.