title: Preventive medicine in the 21st century: challenges and opportunities.
authors.affiliation: Community Health at Tufts University School of Medicine, USA.
authors.forename: B S
authors.initials: BS
authors.lastname: Levy
mesh_terms: D005544:Forecasting; D006801:Humans; D011315:Preventive Medicine / Q000592:standards / Q000639:trends*; D014481:United States