title: [A cytogenetic study of secondary amenorrhea].
mesh_terms: D000568:Amenorrhea / Q000235:genetics*; D005260:Female; D006801:Humans; D007621:Karyotyping; D009030:Mosaicism; D012729:Sex Chromosome Aberrations; D014424:Turner Syndrome / Q000235:genetics*; D014960:X Chromosome