title: Chromosomal breakage in leukocytes of South American Indians.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002869:Chromosome Aberrations; D003582:Cytogenetics; D005260:Female; D006801:Humans; D007199:Indians, South American; D007621:Karyotyping; D007962:Leukocytes / Q000032:analysis; D008297:Male; D012737:Sex Factors; D014687:Venezuela