Ahrens Katherine A, Hutcheon Jennifer A
Public Health Program, Muskie School of Public Service, University of Southern Maine, Portland, ME, USA.
Department of Obstetrics and Gynaecology, University of British Columbia, Vancouver, BC, Canada.
Paediatr Perinat Epidemiol. 2021 Jul;35(4):389-391. doi: 10.1111/ppe.12797.