tesfaye, Mebrahtu; peteros, Yohannes Major Advisor (PhD); oljira, Tamiru Coadvisor (PhD)
(Haramaya university, 2018-11)
The frequency of ABO and Rhesus blood group vary geographically,ethnically and from one population to another. Some variation may occur with in one ethnic groups and within small country. This study was conducted to ...