Validity of eight integrated healthcare delivery organizations' administrative clinical data to capture breast cancer chemotherapy exposure. (Pubmed Abstract) Authors Delate T, Bowles EJ, Pardee R, Wellman RD, Habel LA, Yood MU, Nekhlyudov L, Goddard KA, Davis RL, McCarty CA, Onitilo AA, Feigelson HS, Freml J, Wagner E Abbreviation Cancer Epidemiol. Biomarkers Prev. Volume 21 Issue 4 Publication Date 2012-04-01