TY  - RPRT
TI  - Predictive medicine. X. Physical activity.
AU  - E Cheraskin
AU  - W M Ringsdorf
PY  - 1971
DO  - 10.1111/j.1532-5415.1971.tb02213.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5153687/
ID  - 5153687
ER  -