HASSAN LIAQUAT MEMON, SHABANA LAKHO, ANUM SIDDIQUI, MURK MUJAHID, HARIS AHMED SHAH, MUHAMMAD YAMEEN MANGAN. Association Between Proton Pump Inhibitor Use and Vitamin B12 Deficiency: A Cross-Sectional Study. International Journal of Pharmacy Research & Technology (IJPRT), [S. l.], v. 16, n. 2, p. 6670–6681, 2026. Disponível em: https://ijprt.org/index.php/pub/article/view/3383. Acesso em: 20 oct. 2026.