The impact of strengthening cigarette pack warnings: Systematic review of longitudinal observational studies.

Noar, Seth M; Francis, Diane B; Bridges, Christy; Sontag, Jennah M; Ribisl, Kurt M; Brewer, Noel T.
Soc Sci Med; 164: 118-129, 2016 09.
Artigo em Inglês | MEDLINE | ID: mdl-27423739