TY - CHAP A1 - Subramanian, S. T1 - Methods and approaches in using secondary data sources to study race and ethnicity factors Y1 - 2009 DO - 10.1007/978-1-59745-416-2_12 A3 - Verma, M. T2 - Cancer epidemiology CY - Totowa PB - Humana Press ER -