100
Participants
Start Date
December 31, 2014
Primary Completion Date
October 31, 2019
Study Completion Date
October 31, 2019
Breastfeeding
Breastfeeding at 5.5 months of age (exclusive or partial)
Massachusetts General Hospital
OTHER
Harvard Medical School (HMS and HSDM)
OTHER
University College, London
OTHER
University of Iceland
OTHER