Silva Braga, L.; Cardoso de Morais, C. .; Ferreira Guedes Rodrigues, W. .; Alves de Carvalho, M. .; Figueredo Carreiro Soares, P. . .; Barreto de Almeida Leôncio, A. . PERCEPTIONS AND DIFFICULTIES OF OBSTETRICAL NURSES IN HUMANIZED CHILDBIRTH CARE. EASN 2021, 1.