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  1937. Dr E.HOLLAND : Birth injury in relation to labor.
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  1932. Dr H.EHRENFEST : The relation of birth trauma to neonatal mortality and infant morbidity.
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  1931. Dr H.EHRENFEST : Factors and causes of fetal, newly born, and maternal morbidity and mortality.
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  1929. Dr H.EHRENFEST : Can intracranial birth injury be prevented ?
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  1925. Dr H.EHRENFEST : New information concerning the causation and the sequelae of intracranial birth lesions.
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  1923. Dr H.EHRENFEST : The causation of intracranial hemorrhages in the new-born.
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  1922. Pr H.EHRENFEST : Birth injuries of the child. Chapter 5 : Intracranial injuries.
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  1922. Dr H.EHRENFEST : Better obstetrics and the problem of the birth injuries of the newborn infant.
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  1922. Pr H.EHRENFEST : Birth injuries of the child.
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  1921. Dr H.EHRENFEST : Intracranial birth trauma of the newborn. From the standpoint of the obstetrician.