Domingues, Carmem Isabel, et al. “Guiding De Relatives of Patients in ICU: Difficultes of Lack of Systematization?”. Revista Da Escola De Enfermagem Da USP, vol. 33, no. 1, Mar. 1999, pp. 39-48, https://doi.org/10.1590/S0080-62341999000100005.