TY - BOOK AU - Pearson Karl TI - Mendelism and the problem of mental defect U1 - 576.52 PY - 1914/// CY - Cambridge PB - CUP KW - Heredity KW - Mendel?s law KW - Mental illness KW - People with mental disabilities N1 - V3: On the graduated character of mental defect and of the need for standardizing judgements as to the grade of social inefficiency which shall involve segregation ER -