Johns Hopkins University - Bloomberg School of Public Health, affiliation not provided to SSRN, ICDDR,B, Johns Hopkins Bloomberg School of Public Health, International Centre for Diarrheal Disease Research (icddr,b), Johns Hopkins University - Bloomberg School of Public Health, Save the Children's Saving Newborn Lives Initiative, Save the Children's Saving Newborn Lives Initiative, International Centre for Diarrheal Disease Research (icddr,b) and Johns Hopkins Bloomberg School of Public Health - International Center for Maternal and Newborn Health