TY  - GEN
AU  - Firkowska,A N
AU  - Ostrowska,A
AU  - Sokolowska,M
AU  - Stein,Z
AU  - Susser,M
AU  - Wald,I
TI  - Cognitive development and social policy
SN  - 0036-8075
PY  - 1978///0814
KW  - Child
KW  - Cognition
KW  - Educational Status
KW  - Environment
KW  - Humans
KW  - Occupations
KW  - Poland
KW  - Socioeconomic Factors
N1  - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S
UR  - https://doi.org/10.1126/science.663616
ER  -