1. The embryology of behavior;Gesell,1945
2. Early human fetal behavior with a preliminary note on double simultaneous fetal stimulation;Hooker;Res. Publ. Ass. Res. Nerv. Ment. Dis.,1954
3. Some correlations between the appearance of human fetal reflexes and the development of the nervous system;Humphrey;Progr. Brain Res.,1964
4. Neurological maturation of the premature infant of 28 to 41 weeks gestational age;St. Anne Dargassies,1966
5. Assessment of gestational age by neurological examination;Robinson;Arch. Dis. Child.,1966