00321nam a2200097Ia 4500008004100000082002100041100006000062245005600122264003500178300001000213200526s9999||||xx |||||||||||||| ||und||  a618.920 978  EAG  aDoerfler, Leo G. , Eagles, Eldon L. , Wishik, Samuel M. 0aHearing Sensitivity and Related Factors in Children  bUniversity of Pittsburghc1963  a220p.