MORAIS, A. C. C. DE; LEMOS, M. M.; MARQUES, V. D.; BANDEIRA, C. O. P. <b&gt;Institutional protocol to standardize the chest drainage system management, from surgery to nursing care, at a regional hospital in northern ParanĂ¡. Acta Scientiarum. Health Sciences, v. 38, n. 2, p. 173-177, 30 set. 2016.