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Title: The distribution of the ABO genotypes and phenotypes in Singapore in 1987. Author: Mohan TC. Journal: Singapore Med J; 1989 Jun; 30(3):255-60. PubMed ID: 2588016. Abstract: The aims of this study are to determine for the 3 main ethnic groups in Singapore: a) the ABO phenotype distribution in 1987 b) the A, B and O gene frequencies c) the proportion of A and B group individuals who are homozygous using (i) temporal studies (trial & error) (ii) the derived A and B gene frequencies This paper presents the method of study and the results obtained using a sample of 39,019 blood donors in 1987. The opportunity has also been taken to compare the data derived in this study with that quoted in 2 previous studies.[Abstract] [Full Text] [Related] [New Search]