Nogueira-Martins, Maria Cezira Fantini, Ana Aparecida Sanches Bersusa, and Siomara Roberta Siqueira. 2010. “ Humanization and Volunteering: A Qualitative Study in Public Hospitals ”. Revista De Saúde Pública 44 (5): 942-49. https://doi.org/10.1590/S0034-89102010005000032.