
Citation:
E.B. Lamont, J.E. Herndon, J. C. Weeks, I.C. Henderson, R. Lilenbaum, R.L. Schilsky, and N.A. Christakis, "Criterion Validity of Medicare Chemotherapy Claims in Cancer and Leukemia Group B Breast and Lung Cancer Trial Participants" Journal of the National Cancer Institute, 97(14): 1080-1083 (July 2005)