Funding for this research was provided by:
Eunice Kennedy Shriver National Institute of Child Health and Human Development
Received: 18 September 2020
Accepted: 4 October 2020
First Online: 30 November 2020
Ethics approval and consent to participate
: This study was reviewed and approved by The Colorado Multiple Institutional Review Board (COMIRB) (FWA00005070) and the Universidad Francisco Marroquin (FWA000003581 Guatemala City, Guatemala). All women provided informed consent before enrollment in the study.
: Not applicable (we have not included names, images, or videos of participants that need obtaining consent).
: The authors declare no conflicts of interest.