Multiple pregnancy associated with infertility therapy.
D005260:Female; D017048:Health Care Costs; D006801:Humans; D007246:Infertility / Q000628:therapy*; D010062:Ovulation Induction; D011247:Pregnancy; D018607:Pregnancy Reduction, Multifetal; D011272:Pregnancy, Multiple; D027724:Reproductive Techniques, Assisted / Q000009:adverse effects*; D012307:Risk Factors; D013480:Superovulation