Érica Rocha, P. F. de Sousa, N. António, S. Medeiros, and M. Julião, “Letter to the Editor: The Concept of Dignity in Non-institutionalized Elderly People Cared for in Primary Health Care: A Preliminary Empirical Model”, Acta Med Port, vol. 31, no. 7-8, pp. 441–442, Aug. 2018.