Dawes and other researchers of his time gathered
considerable data on changes in circulation through
the heart and lungs that must take place at birth.
Respiratory function is transferred
from the placenta to the infant's
lungs, but how quickly?
Clamping of the umbilical cord is a human
invention, and current protocol mandates
clamping the cord as soon as possible after birth.
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Notes
FNPS 2006