Disrespect and abuse during childbirth in maternity hospitals in Piauí, Brazil: A cross-sectional study. - Madeiro A; Rufino AC; Acaqui RF; Barbosa CM; Martins VMML; de Sousa AMC (International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics, 2022)