Murphy, Luke
Mérida-Ortega, Ángel
Cebrián, Mariano E.
Hernández-Garciadiego, Lucia
Gómez-Ruiz, Humberto
Gamboa-Loira, Brenda
López-Carrillo, Lizbeth http://orcid.org/0000-0002-3245-8337
Funding for this research was provided by:
CONACYT Fondo Sectorial de Investigación en Salud y Seguridad Social (2005-2-14373, 2009-1-111384, 2010-1-140962, PDCPN 2013-01-215464)
Advanced Study Grant and Gabelli Presidential Scholars Programs of Boston College (-)
Article History
Received: 10 January 2019
Accepted: 10 June 2019
First Online: 9 July 2019
Compliance with ethical standards
: The study was approved by the ethics committee of the National Institute of Public Health of Mexico.
: The authors declare they have no conflicts of interest.