Does using the birth ball as a physiotherapeutic resource decrease pain and duration of labor?. Research, Society and Development, [S. l.], v. 11, n. 16, p. e197111637875, 2022. DOI: 10.33448/rsd-v11i16.37875. Disponível em: https://rsdjournal.org/rsd/article/view/37875. Acesso em: 5 dec. 2025.