Implementation of a systematic approach to diabetes in primary care in Bahia, Brazil improves metabolic outcomes: PRODIBA -- Programa de Interiorização da Assistência ao Diabetes na Bahia (Project for Dissemination of Diabetes Care in the State of Bahia) - Chaves-Fonseca RM; Matos OS; Lordelo RA; Abreu M; Farias MG; Coutinho JF; Ribeiro MN; Matteoni-Athayde L; Lessa I; Pousada J; Oliveira M; Lopes C; et al. (Diabetic Medicine, 2009)