The most critical reason of neonatal hyperbilirubinemia is

词根nat表示birth，下面哪些选项不是neonatal？

What is the fastest growth period after birth? A: neonatal period B: infancy C: early childhood D: early school age E: school-age

Which of the following about hypotonic uterine dysfunction is correct: () A: uterine contraction polarity inversion B: prone to fetal distress C: prolonged stages of labor D: neonatal asphyxia E: premature rupture of fetal membranes