muangban, S., T. Tangsiriwatthana, and R. Jeerasap. “Effect of Electric Breast Pump versus Conventional Breastfeeding on Onset of Lactation in Post-cesarean Women: A randomized controlled trial”. Thai Journal of Obstetrics and Gynaecology, vol. 30, no. 2, Mar. 2022, pp. 100-8, doi:10.14456/tjog.2022.13.