P00 Fetus and newborn affected by maternal conditions that may be unrelated to present pregnancy
P01 Fetus and newborn affected by maternal complications of pregnancy
P02 Fetus and newborn affected by complications of placenta, cord and membranes
P03 Fetus and newborn affected by other complications of labour and delivery
P04 Fetus and newborn affected by noxious influences transmitted via placenta or breast milk