Maad Ullah, Asif Akbar Shah, Mahboob Sultan, Nadeem Sadiq, and Khushal Khattak. “A CASE OF UNUSUAL SYSTEMIC AND PULMONARY VENOUS DRAINAGE”. Pakistan Armed Forces Medical Journal 67, no. SUPPL-2 (April 28, 2017): S256–57. Accessed September 12, 2024. https://pafmj.org/PAFMJ/article/view/11924.