ABED, D. S.; SALLOOM, D. F. The effect of PD-1 concentration level and its polymorphism in male infertility. International journal of health sciences, [S. l.], v. 6, n. S7, p. 3347–3354, 2022. DOI: 10.53730/ijhs.v6nS7.12472. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/12472. Acesso em: 2 may. 2026.