title: A chromosomal survey of mentally retarded children in Taipei. IV. An azoospermic male with unstable ring Y chromosome.
mesh_terms: D000328:Adult; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics*; D008297:Male; D009845:Oligospermia / Q000235:genetics*; D012729:Sex Chromosome Aberrations; D014998:Y Chromosome