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2. Sex differences in fetal lung maturation;Torday;Am. Rev. Respir. Dis.,1981
3. Nutrition, sex, and fetal lung maturation;Nacye;Pediatr. Res.,1974
4. The influence of sex on fetal rabbit lung maturation and on the response to glucocorticoid;Kotas;Am. Rev. Respir. Dis.,1980
5. Ontogeny of surfactant production: A lag in the male rabbit fetus;Nielsen;Pediatr. Res.,1980