@misc{indiciae84edb6efbf37, title = {Leisure time physical activity: are there black/white differences?}, author = {R A Washburn and G Kline and D T Lackland and F C Wheeler}, year = {1992}, doi = {10.1016/0091-7435(92)90012-7}, url = {https://pubmed.ncbi.nlm.nih.gov/1738764/}, note = {Source identifier: 1738764} }