Hamid Mahmood, Umer Saeed Ansari, and Mohammad Aslam, “PREVALENCE OF SYPHILIS AND HIV INFECTION IN BLOOD DONORS IN COSMOPOLITAN LAHORE DURING THE YEAR 2014”, J. Univ. Med. Dent. Coll. , vol. 6, no. 4, pp. 42-45, Dec. 2015.