N. A. Siagian, E. S. Wahyuni, P. Ariani, and A. B. Manalu, “The Effect of Giving Red Betel Leaves (Piper Crocatum) on Healing of Perineum Woes in Postpartum Women in Desa Tanjung Jati Kecamatan Binjai Kabupaten Langkat”, J Keskom, vol. 6, no. 3, pp. 255–259, Feb. 2021.