B

BWHHS team (2008). British Women's Heart and Health Study: Data and study instruments. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.38.

M

Marchant, T and Schellenberg, J (2014). Coverage and Content of Health Contacts for Mothers and Newborns in Uttar Pradesh, Ethiopia and Nigeria, 2012. [Data Collection]. UK Data Service, Colchester, Essex, United Kingdom. https://doi.org/10.5255/UKDA-SN-7585-1