Research Article
Multifaceted support to improve preventive cardiovascular care: a nationwide, controlled trial in general practice.
Bernardd Frijling, Marlies E J L Hulscher, Lilian A T M van Leest, Jozé C C Braspenning, Henk van den Hoogen, Antonius J M Drenthen and Richard P T M Grol
British Journal of General Practice 2003; 53 (497): 934-941.