All
 E04 Surgical Procedures, Operative D013514 +
 E04.520 Obstetric Surgical Procedures D013513 +
 E04.520.050 Abortion, Induced D000028 +
 E04.520.050.060 Abortion, Therapeutic D000032 +
 E04.520.050.060.600 Pregnancy Reduction, Multifetal D018607