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Coelho FR, Franco EL, Kowalski LP, Abrão FS.Coelho FR, et al. Among authors: franco el.Sao Paulo Med J. 1998 May-Jun;116(3):1700-9. doi: 10.1590/s1516-31801998000300003.Sao Paulo Med J. 1998.PMID: 9876447
Franco EL, Kowalski LP, Kanda JL.Franco EL, et al.J Clin Epidemiol. 1991;44(7):615-25. doi: 10.1016/0895-4356(91)90021-z.J Clin Epidemiol. 1991.PMID: 2066741
Nishimoto IN, Pintos J, Schlecht NF, Torloni H, Carvalho AL, Kowalski LP, Franco EL.Nishimoto IN, et al. Among authors: franco el.J Cancer Epidemiol Prev. 2002;7(3):131-41.J Cancer Epidemiol Prev. 2002.PMID: 12665212