title: When networks can teach us about drug use.
authors.affiliation: Harvard Medical School, Cambridge, Massachusetts, USA. christakis@hcp.med.harvard.edu
authors.forename: Nicholas A
authors.initials: NA
authors.lastname: Christakis
mesh_terms: D033181:Information Dissemination; D004364:Pharmaceutical Preparations; D012944:Social Support; D019966:Substance-Related Disorders
chemical_list: D004364:Pharmaceutical Preparations