Rothman, Kenneth J. Modern epidemiology / Kenneth J. Rothman, Sander Greenland - 2nd. ed - Philadelphia : Lippincott-Raven Publishers, 1998 - xiii , 738 p. : ill. ; 26 cm. In process PP ISBN: 0316757802 RM 329.64 Subjects--Topical Terms: Epidemiology.Epidemiology methods. National Library of Medicine Call No.: WA105