1. Papastavrou M, Genitsaridi SM, Komodiki E, Paliatsou S, Kontogeorgou A, Iacovidou N. Breastfeeding in the course of history. J Pediatr Neonatal Care. 2015;2:00096.
2. Wells JC. The role of cultural factors in human breastfeeding: adaptive behaviour or biopower? In: Bose K, editor. Ecology, culture, nutrition, health and disease. Delhi, India: Kamla-Raj Enterprises; 2006. pp. 39–47.
3. Jackson KM, Nazar AM. Breastfeeding, the immune response, and long-term health. J Am Osteopath Assoc. 2006;106:203–7.
4. Victora CG, Bahl R, Barros AJ, Franca GV, Horton S, Krasevec J, et al. Breastfeeding in the 21st century: epidemiology, mechanisms, and lifelong effect. Lancet. 2016;387:475–90.
https://doi.org/10.1016/S0140-6736(15)01024-7
5. Tivers RL. Parental investment, and sexual selection. In: Campbell B, editor. Sexual selection and the descent of man. Chicago: Aldine, 1972. pp 139–79.