Yang, Na
Gelaye, Bizu
Zhong, Qiuyue
Rondon, Marta B.
Sanchez, Sixto E.
Williams, Michelle A.
Funding for this research was provided by:
National Institutes of Health (R01-HD-059835)
Article History
Received: 2 February 2016
Accepted: 30 April 2016
First Online: 19 May 2016
Compliance with ethical standards
: All participants provided written informed consent. The institutional review boards of the INMP, Lima, Peru, and the Harvard T.H. Chan School of Public Health Office of Human Research Administration, Boston, MA, USA, approved all procedures used in this study.
: The authors declare that they have no competing interests.