Tomalá, M., Vallejo Martínez, M., & Lino Gutiérrez, N. (2018). Evaluation of Quality of Life using the Eortc Qlq C15-Pal test in patients undergoing treatment of pain with Intrathecal Morphine. Oncology Journal (Ecuador), 28(1), 73–83. https://doi.org/10.33821/239