[Implementation of epidemiological surveillance actions at regional level].

An attempt at a reorganization of the Epidemiological Surveillance Service at regional level in the Central Health Region of Governador Valadares, MG, Brasil, undertaken during 1985 is reported on. This study discusses simple measures that may be taken with a view to increasing interest in Epidemiological Surveillance actions at the local level and emphasizes the fact that the of data to the local level is essential to this interest.