Hernán Miguel A, Yotti Raquel
Miguel A. Hernán is with the departments of epidemiology and biostatistics of the Harvard T. H. Chan School of Public Health, Boston, MA. Raquel Yotti is with the Instituto de Salud Carlos III, Madrid, Spain.
Am J Public Health. 2021 Mar;111(3):414-415. doi: 10.2105/AJPH.2020.306105.