[Operational study of the referral system between a health unit and the Prof. Edgard Santos University Hospital].
D001938:Brazil; D003153:Community Health Services; D006784:Hospitals, Teaching; D008487:Medical History Taking; D008722:Methods; D012017:Referral and Consultation
Estudo operacional do sistema de referência entre uma unidade sanitária e o Hospital Universitário Prof. Edgard Santos.