The Effectiveness of Oxytocin Massage Using Lavender and Fennel Essential Oils on Breast Milk Production in Postpartum Mothers: A Quasi-Experimental Study (Annisa Amalia Hanifa*, Sucipto, Holidah, Fenita Purnama Sari Indah, Muayah, & Niky Hermalia Putri, Trans.). (2026). World Journal of Applied Medical Sciences, 3(6), 1-7. https://wasrpublication.com/index.php/wjams/article/view/386