Hemi Fitriani, H., I. ., and S. Nadira. “The Role of Endorphin Stimulation, Oxytocin Massage and Suggestive Technique (SPEOS) in Improving Breast Milk Production Among Breastfeeding Mother at Primary Health Center in Cimahi Tengah, West Java, Indonesia ”. KnE Life Sciences, Vol. 4, no. 13, Oct. 2019, pp. 898–905, doi:10.18502/kls.v4i13.5349.