BMJ: first published as 10.1136/bmj.m3379 on 4 September 2020. Downloaded from http://www.bmj.com/ on 20 November 2020 by guest. Protected by copyright.
Traducido y adaptado por:
Dra. Carolina Scasso (Traductora Pública) @caroscasso
Prof. Dr. Julio Medina @Dr_Julio_Medina