Daring to draw causal claims from non-randomized studies of primary care interventions.

Sourial, Nadia; Longo, Cristina; Vedel, Isabelle; Schuster, Tibor.
Fam Pract; 35(5): 639-643, 2018 Sep 18.
Artigo em Inglês | MEDLINE | ID: mdl-29912314