title: [Null can be expected to be ignored . . . why the need clause has been renewed for three years!].
authors.affiliation: l'Université de Lausanne. novier@ksnp.ch
authors.forename: Mercedes
authors.initials: M
authors.lastname: Novier
mesh_terms: D005602:France; D006291:Health Policy; D006801:Humans; D020380:Needs Assessment; D011156:Population Density; D011634:Public Health