IJAZ, Saman; RAUF, Shahzad; ZUBAIR, Usama Bin; IQBAL, Fariha; IQBAL, Waleed; NASIR, Zeeshan. Vitamin B 12 Deficiency  Among Depressive Patients Presenting  in Tertiary Care  Hospital of Karachi. Pakistan Armed Forces Medical Journal, [S. l.], v. 75, n. 1, p. 99–102, 2025. DOI: 10.51253/pafmj.v75i1.11041. Disponível em: https://pafmj.org/PAFMJ/article/view/11041. Acesso em: 7 oct. 2025.