Morphine in acute coronary syndrome: systematic review and meta-analysis
Gonçalo Silva Duarte, Afonso Nunes-Ferreira, Filipe Brogueira Rodrigues, Fausto J Pinto, Joaquim J Ferreira, Joao Costa, Daniel Caldeira
BMJ Open Mar 2019, 9 (3) e025232; DOI: 10.1136/bmjopen-2018-025232