UMAR TANVEER; EJAZ ASGHAR; TASAWAR AZIZ; ASIFA ZEBA; NAYAB TANVEER; FOUZIA ABDUL RAZZAQ; FATMA HILAL YAGIN. Socioeconomic Status and HIV Duration As Determinants of Vitamin D Deficiency in HIV Patients. Pakistan Journal of Medical & Health Sciences 2025, 19, 3-7.