O9A.2 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, childbirth and the puerperium
O9A.21 - Injury, poisoning and certain other consequences of external causes complicating pregnancy
O9A.211 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, first trimester
O9A.212 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, second trimester
O9A.213 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, third trimester
O9A.219 - Injury, poisoning and certain other consequences of external causes complicating pregnancy, unspecified trimester