1. Pulmonary disease of the newborn;Greenough,2005
2. Onset of breathing and control of respiration;Jansen;Semin Perinatol,1988
3. Fetal circulation and cardiovascular adjustments after birth,1991
4. The transition from fetal to neonatal circulation: normal responses and implications for infants with heart disease;Friedman;Semin Perinatol,1993
5. Fetal and neonatal assessment with Doppler;Reed;Semin Perinatol,1987