Chromosome breakage and ultrasound.
D000328:Adult; D002869:Chromosome Aberrations; D046508:Culture Techniques; D005260:Female; D006801:Humans; D007223:Infant; D008214:Lymphocytes / Q000166:cytology; D008297:Male; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis; D014465:Ultrasonics / Q000009:adverse effects*