E. Silvia, Ratih Septiana Arpen, and Lasmaida Simbolon, “Analysis of the Study of the Role of Husband’s Assistance on Childbirth Anxiety in Primigravida: Observational Study at Sikakap Health Center, Mentawai Islands, Indonesia”, AMCR, vol. 5, no. 3, pp. 713-720, May 2024.