title: [The family practitioner as gatekeeper].
authors.forename: J C
authors.initials: JC
authors.lastname: van Es
mesh_terms: D004503:Education, Medical, Graduate; D005194:Family Practice / Q000193:education*; D006801:Humans; D009426:Netherlands; D012017:Referral and Consultation
vernacular_title: De huisarts als poortwachter.