[Self help and support groups. Do we need a unifying directory?].
Balaguer Santamaria
J A
JA
Servei de Pediatria, Hospital Universitari St. Joan Reus, Universitat Rovira i Virgili, Tarragona.
D006801:Humans; D012042:Registries; D012657:Self-Help Groups / Q000458:organization & administration*