Triplet pregnancy.
D000328:Adult; D001724:Birth Weight; D005260:Female; D005313:Fetal Death; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D008423:Maternal Age; D011247:Pregnancy; D011248:Pregnancy Complications / Q000517:prevention & control; D011272:Pregnancy, Multiple; D011296:Prenatal Diagnosis; D044469:Racial Groups; D012744:Sex Ratio; D014310:Triplets; D014428:Twins, Conjoined / Q000453:epidemiology