title: [Gene frequencies of ABO, MN, PGM1 and PGD types detected in the frozen blood clots from the school pupils in Chiang Mai, Thailand].
mesh_terms: D000017:ABO Blood-Group System / Q000235:genetics*; D000293:Adolescent; D044466:Asian People; D002648:Child; D005787:Gene Frequency; D006801:Humans; D008951:MNSs Blood-Group System / Q000235:genetics*; D010733:Phosphoglucomutase / Q000235:genetics*; D010734:Phosphogluconate Dehydrogenase / Q000235:genetics*; D013785:Thailand
chemical_list: D000017:ABO Blood-Group System; D008951:MNSs Blood-Group System; D010734:Phosphogluconate Dehydrogenase; D010733:Phosphoglucomutase