SRI YUNITA PERANGIN ANGIN. The Effect of Anxiety Levels and Coping Mechanism of The Primigravida Against the Length of First Stage of Spontant Labor. EMBRIO: Jurnal Kebidanan, [S. l.], v. 12, n. 2, p. 119–128, 2021. DOI: 10.36456/embrio.v12i2.2877. Disponível em: https://jurnal.unipasby.ac.id/embrio/article/view/2877. Acesso em: 17 jul. 2026.