title: Service utilization: a pivotal measure in assessing service needs and service outcome.
authors.affiliation: Servizio di Psicologia Medica, Università di Verona, Ospedale Policlinico, Italy.
authors.forename: M
authors.initials: M
authors.lastname: Ruggeri
mesh_terms: D006301:Health Services Needs and Demand; D006801:Humans; D001523:Mental Disorders / Q000534:rehabilitation; D008605:Mental Health Services / Q000706:statistics & numerical data*