共 50 条
- [37] CONGENITAL BRAIN DEFECTS OF UNKNOWN ORIGIN IN ETIOLOGY OF MENTAL-RETARDATION [J]. SCANDINAVIAN JOURNAL OF CLINICAL & LABORATORY INVESTIGATION, 1973, 31 : 22 - 22
- [38] WATERLOO MENTAL-RETARDATION SCHOOLS STUDY [J]. AMERICAN JOURNAL OF OPTOMETRY AND PHYSIOLOGICAL OPTICS, 1976, 53 (09): : 561 - 561