YAZBEK, Mariatha. DEVELOPMENT OF A LABOUR PAIN ASSESSMENT INSTRUMENT. Africa Journal of Nursing and Midwifery, [S. l.], v. 18, n. 1, p. 4–26, 2016. DOI: 10.25159/2520-5293/279. Disponível em: https://www.unisapressjournals.co.za/index.php/AJNM/article/view/279. Acesso em: 23 jan. 2026.