2. doi:10.1086/432519. PMC 1224522. PMID 16001361. The different geographic distributions of α thalassemia, G6PD deficiency, ovalocytosis, and the Duffy-negative blood group are further examples of the general principle that different populations have evolved different genetic variants to protect against malaria↑ "Your blood – a textbook about blood and blood donation" (PDF). p. 63. June 26, 2008 දින මුල් පිටපත (PDF) වෙතින් සංරක්ෂණය කරන ලදී. සම්ප්‍රවේශය 2008-07-15.↑ Talaro, Kathleen P. (2005). Foundations in microbiology (5th ed.). New York: McGraw-Hill. pp. 510–1. ISBN 0-07-111203-0.↑ Moise KJ (July 2008). "Management of rhesus alloimmunization in pregnancy". Obstetrics and Gynecology. 112 (1): 164–76. doi:10.1097/AOG.0b013e31817d453c. PMID 18591322.↑ "Rh血型的由來". Hospital.kingnet.com.tw. සම්ප්‍රවේශය 2010-08-01.↑ Joshua E. Brown (22 February 2012). "Blood Mystery Solved". University Of Vermont. සම්ප්‍රවේශය 11 June 2012.↑ Possible Risks of Blood Product Transfusions from Amer