Impact of research-based synopses delivered as daily e-mail: a prospective observational study. - Grad RM; Pluye P; Mercer J; Marlow B; Beauchamp M; Shulha M; Johnson-Lafleur J; Wood-Dauphinee S; Grad, Roland M; Pluye, Pierre; Mercer, Jay; Marlow, Bernard; et al. (Journal of the American Medical Informatics Association, 2008)