Physical activity, body size, and estrogen metabolism in women.
Matthews CE, Fowke JH, Dai Q, Leon Bradlow H, Jin F, Shu XO, Gao YT, Longcope C, Hebert JR, Zheng W.
Matthews CE, et al.
Cancer Causes Control. 2004 Jun;15(5):473-81. doi: 10.1023/B:CACO.0000036445.04238.87.
Cancer Causes Control. 2004.
PMID: 15286467