title: Public health then and now: celebrating 50 years of MMWR at CDC. Foreword.
authors: Thomas R
authors: TR
authors: Frieden
mesh_terms: D002487:Centers for Disease Control and Prevention, U.S. / Q000266:history*; D004813:Epidemiology / Q000266:history; D049673:History, 20th Century; D049674:History, 21st Century; D010506:Periodicals as Topic / Q000266:history*; D011159:Population Surveillance; D011634:Public Health / Q000266:history*; D014481:United States