Naseem, Arshad, Shahzeb Satti, Aslam Khan, and Waseem Saeed. 2011. “A CLINICAL ACCOUNT OF ICU CASES WITH SEVERE H1N1 (2009 PANDEMIC INFLUENZA A) INFECTION”. Pakistan Armed Forces Medical Journal 61 (4): 516-21. https://pafmj.org/PAFMJ/article/view/1082.