Brändström, Anders, et al. “Illegitimacy, Infant Feeding Practices and Infant Survival in Sweden 1750-1950: A Regional Analysis”. Hygiea Internationalis: An Interdisciplinary Journal for the History of Public Health, vol. 3, no. 1, Dec. 2002, pp. 13-52, doi:10.3384/hygiea.1403-8668.023113.