Ehrenfest, Hugo, 1870- Birth injuries of the child / Hugo Ehrenfest - New York : D. Appleton, 1931 - xvi, 317 p. ; 25 cm. - Gynecological and obstetrical monographs ; v. 6 . Subjects--Topical Terms: Infants (Newborn)Obstetrics Dewey Class. No.: 618