SAUMYA, S.; SINGH, B. K.; KHATIK, N. Reassessing contemporary labour curves. International journal of health sciences, [S. l.], v. 6, n. S6, p. 7493–7499, 2022. DOI: 10.53730/ijhs.v6nS6.11041. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/11041. Acesso em: 24 apr. 2026.