[1]
Velázquez Rivera, MD, I., Velázquez Clavarana, BSc, L., García Velasco, BSc, P. and Melero Ramos, BSc, C. 2019. Opioid-induced constipation in chronic pain: Experience with 180 patients. Journal of Opioid Management. 15, 1 (Jan. 2019), 69–76. DOI:https://doi.org/10.5055/jom.2019.0487.