TY - BOOK AU - Rothman,Kenneth J. TI - Epidemiology SN - 0195135539 AV - MED RA 651 .R68 2002 CY - New York, N.Y. PB - Oxford University Press KW - Epidemiology KW - Epidemiologic Methods UR - http://www.loc.gov/catdir/enhancements/fy0612/2001036737-t.html UR - http://www.loc.gov/catdir/enhancements/fy0612/2001036737-d.html ER -