Selli L. Pain and suffering in life’s own substance: DOI: 10.15343/0104-7809.200731.2.18. Mundo Saude [Internet]. 2007 Apr. 1 [cited 2024 Dec. 18];31(2):297-300. Available from: https://revistamundodasaude.emnuvens.com.br/mundodasaude/article/view/906