Timmreck, Thomas C. An introduction to epidemiology / Thomas C. Timmreck - 3rd ed. - Sudbury, Mass. : Jones and Bartlett Publishers, 2002 - xix, 505 p. : ill. ; 26 cm. ISBN: 0763700606 RM239.80 Subjects--Topical Terms: Epidemiologic MethodsEpidemiology National Library of Medicine Call No.: WA950