The retention of physicians to primary health care in Brazil: motivation and limitations from a qualitative perspective.

PROVAB had an unparalleled contribution to the qualification of care in Primary Health Care, contributing to the birth of a new logic of medical training in Brazil. Its effective cooperation with the consolidation of the Mais Médicos Program, still in progress, is a great movement of resistance to the disarticulation and deconstruction of Unified Health System (SUS) which is in charge of public health in Brazil.