Marjani, Majid, Payam Tabarsi, Parvaneh Baghaei, Davoud Mansouri, Mohammad Reza Masjedi, and Ali Akbar Velayati. “Value of Third Sputum Smear for Detection of Pulmonary Tuberculosis in HIV Infected Patients”. Infectious Disease Reports 4, no. 2 (July 24, 2012): e35. Accessed July 17, 2019. https://www.pagepress.org/journals/index.php/idr/article/view/idr.2012.e35.