1. Development of respiratory control;Jansen;Physiol Rev,1983
2. Fetal breathing;Boddy;Br Med Bull,1975
3. Berger PJ, Cooke IRC. Ontogeny of the respiratory pattern generator in the fetal lamb. In: Proceedings of the annual meeting of the society of fetal physiology, Cairns, Australia; 1988. 57 pp.
4. The effect of maternal CO2 breathing on lung development of their fetuses. Morphology and morphometric studies;Nagai;Am Rev Respir Dis,1987
5. Effects on lung growth of cervical cord section in the rabbit fetus;Wigglesworth;Early Hum Dev,1979