Uterine perforation following insertion of the loop.
D000367:Age Factors; D003273:Contraceptive Devices / Q000009:adverse effects*; D005260:Female; D006801:Humans; D007044:Hysterectomy; D011247:Pregnancy; D013223:Statistics as Topic; D013624:Taiwan; D013997:Time Factors; D014481:United States; D014599:Uterus / Q000293:injuries*