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Derby CA, Feldman HA, Bausserman LL, Parker DR, Gans KM, Carleton RA.Derby CA, et al. Among authors: parker dr.Ann Epidemiol. 1998 Feb;8(2):84-91. doi: 10.1016/s1047-2797(97)00130-0.Ann Epidemiol. 1998.PMID: 9491932