What Is Prenatal And Postnatal Development?

What Is Prenatal And Postnatal Development? 05. Prenatal growth was defined as size at birth. Infancy was partitioned into early infancy growth (from birth to 4 months) and late infancy growth (from 4 months to 1 year). Late postnatal growth was defined as growth from 1 to 9 years. What is the postnatal development? Postnatal