Alam M, Akhtar Y N, Ali S S, Ahmed M, Atiq M, Ansari A, Chaudhry F A, Bashir H, Bangash M A, Awais A, Safdar A, Hasnain S F, Zafar A
Seasonal variation in bacterial pathogens isolated from stool samples in Karachi, Pakistan.
J Pak Med Assoc Mar 2003;53(3):125-9.