The Effectiveness of Oxytocin Massage Using Lavender and Fennel Essential Oils on Breast Milk Production in Postpartum Mothers: A Quasi-Experimental Study. World Journal of Applied Medical Sciences, India., v. 3, n. 6, p. 1–7, 2026. Disponível em: https://wasrpublication.com/index.php/wjams/article/view/386. Acesso em: 22 jun. 2026.