title: [Letter on the article: "Cannabis use: What to do in general practice?"].
authors.affiliation: Centre hospitalier, unité d'alcoologie, 80000 Amiens, France. Electronic address: braillon.alain@gmail.com.
authors.forename: Alain
authors.initials: A
authors.lastname: Braillon
authors.affiliation: Centre hospitalier, unité d'alcoologie, 80000 Amiens, France.
authors.forename: Françoise
authors.initials: F
authors.lastname: Taiebi
authors.affiliation: Centre hospitalier Sainte-Anne, service d'addictologie, 75014 Paris, France.
authors.forename: Alain
authors.initials: A
authors.lastname: Dervaux