Ueda K, Takura T, Fujikoshi S, Meyers J, Nagar SP, Enomoto H. Long-term pain management and health care resource use among an employed population in Japan with knee osteoarthritis combined with low back pain. Pain Med. 2021 Dec 11;22(12):3041-50. doi: 10.1093/pm/pnaa424
Climent M, Hidalgo N, Vidal O, Puig S, Iglesias M, Cuatrecasas M, Ramon JM, Garcia-Albeniz X, Grande L, Pera M. Postoperative complications do not impact on recurrence and survival after curative resection of gastric cancer. Eur J Surg Oncol. 2016 Jan;42(1):132-9. doi: 10.1016/j.ejso.2015.08.163
Arnold L, Crofford L, Martin SA, Young J, Sharma U. The effect of anxiety and depression on improvements in pain in a randomized, controlled trial of pregabalin for treatment of fibromyalgia. Pain Med. 2007 Nov;8(8):633-8.
Barrett AM, Lucero MA, Le T, Robinson RL, Dworkin RH, Chappell AS. Epidemiology, public health burden, and treatment of diabetic peripheral neuropathic pain: a review. Pain Med. 2007 Sep 1;8(Suppl 2):S50-62.