The authors reply

Am J Epidemiol. 2014 Mar 1;179(5):662. doi: 10.1093/aje/kwt437.
No abstract available

Publication types

  • Letter
  • Comment

MeSH terms

  • Commerce*
  • Epidemiologic Research Design*
  • Humans
  • Residence Characteristics*
  • Spatial Analysis*
  • Tobacco Products*