Vadalouca, MD, PhD, FIPP, A., Moka, MD, E., Argyra, MD, PhD, E., Sikioti, MD, P. and Siafaka, MD, PhD, I. (2018) “Opioid rotation in patients with cancer: A review of the current literature”, Journal of Opioid Management, 4(4), pp. 213–250. doi: 10.5055/jom.2008.0027.