Frequency of cancer in 39,876 women taking and not taking aspirin.
Usage
data(Aspirin)
Arguments
source
Cook, N.R., I. Lee, J.M. Gaziano, D. Gordon, P.M. Ridker, J.E. Manson, C.H. Hennekens, and J.E. Buring. 2005. Low-dose aspirin in the primary prevention of cancer. Journal of the American Medical Association 294: 47-55.