[1]
G. Agra, M. A. . Fernandes, I. Carvalho dos Santos Platel, N. . Calazans Balbino Barros, and M. E. Moreira Freire, “Intestinal constipation in patients with advanced oncological disease in use of opioides: DOI: 10.15343/0104-7809.2013374471478”, Mundo Saude, vol. 37, no. 4, pp. 471–478, Oct. 2013.