De Sousa, J C, L Campos, M Miranda, M dos A Lima, M G Costa, M M Ornelas, and M Galaghar. 1994. “Evolution of the Concept of Heath Center in the Context of the New National Health Service Act and the Development of Health Administration at the Local Level”. Acta Médica Portuguesa 7 (6). Lisbon, Portugal:385-90. https://doi.org/10.20344/amp.4128.