ASHRAF, S.; AMJAD, S.; MOHAMED, H. J. B. J.; LENG, S. K.; REHMAN, R. A conceptual paper on Lahore-Pakistan pregnancy cohort study. International journal of health sciences, [S. l.], v. 6, n. S5, p. 5673–5681, 2022. DOI: 10.53730/ijhs.v6nS5.9883. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/9883. Acesso em: 21 may. 2025.