TY  - RPRT
TI  - Leisure time physical activity: are there black/white differences?
AU  - R A Washburn
AU  - G Kline
AU  - D T Lackland
AU  - F C Wheeler
PY  - 1992
DO  - 10.1016/0091-7435(92)90012-7
UR  - https://pubmed.ncbi.nlm.nih.gov/1738764/
ID  - 1738764
ER  -