DARMAYANTI, P. A. R.; JANURAHENI, N. L. P.; NUGRAENI, D. W. Doula assistance on anxiety and duration of giving birth in normal mother giving birth. International journal of health sciences, [S. l.], v. 4, n. 3, p. 39-48, 2020. DOI: 10.29332/ijhs.v4n3.455. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/455. Acesso em: 14 apr. 2021.