Jamzuri, M., Khayati, N., Widodo, S., Hapsari, E. and Haryanti, F. (2019) “Increasing Oxytocin Hormone Levels in Postpartum Mothers Receiving Oketani Massage and Pressure in The GB-21 Acupressure Point”, International Journal of Advancement in Life Sciences Research, 2(1), pp. 22-27. Available at: https://www.ijalsr.org/index.php/journal/article/view/47 (Accessed: 29October2025).