Influence of the COVID-19 pandemic on labor and childbirth care practices in Brazil: a cross-sectional study - Menezes, Fabiana Ramos de; Silva, Thales Philipe Rodrigues da; Felisbino-Mendes, Mariana Santos; Santos, Luana Caroline dos; Canastra, Maria Albertina de Almeida Pereira; Filipe, Maria Margarida Leitão; Abreu, Mery Natali Silva; Lana, Francisco Carlos Félix; Ferreira, Fernanda Marçal; Moreira, Alexandra Dias; Martins, Eunice Francisca; Matozinhos, Fernanda Penido (BMC pregnancy and childbirth, 2023)