Hasan Abbas Zaheer, Hasan Abbas Zaheer, Khalid Hasan, Akhtar Ali, Malik Muhammad Umair.
Frequency of ABO and rhesus blood groups in blood donors in Islamabad.
Ann Pak Inst Med Sci Jan ;2(3):203-6.

Objective: The present study has been carried out to record the frequency of various blood groups among the residents of Islamabad and the surrounding regions, with a view to generate data for planning and organizing the transfusion needs of the local population and for multipurpose future utilities by the health planners and policy makers. Subjects & Methods: The study was carried out from July 2004 to June 2006 in the Blood Transfusion Services, Pakistan Institute of Medical Sciences, Islamabad. Results: The frequency of RhD positive A, B, 0 and AB groups, in the male and female donors combined, was 24.95%, 28.89%, 31.78% and 6.9% respectively. And the frequency of RhD negative A, B, 0 and AB groups, in the male and female donors combined, was 1.96%, 2.02%, 2.26% and 1.11% respectively.

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