Zhao J, Wang Y, Wang D. The Effect of Ketamine Infusion in the Treatment of Complex Regional Pain Syndrome: a Systemic Review and Meta-analysis. Curt Pain Headache Rep. 2018 Feb 5;22(2):12. doi: 10.1007/s11916-018-0664-x. Review. PubMed PMID: 29404715.
Vannabouathong C, Del Fabbro G, Sales B, Smith C, Li CS, Yardley D, Bandari M, Petrisor BA; EnCORE Research Group. Intra-articular Injections in the Treatment of Symptoms from Ankle Arthritis: A Systematic Review. Foot Ankle Int. 2018 Jun 1:1071100718779375. doi: 10.1177/1071100718779375. [Epub ahead of print] PubMed PMID: 29909689
Sanderson LM, Bryant A, "Effectiveness and safety of prolotherapy injections for management of lower limb tendinopathy and fasciopathy: a systematic review", J Foot Ankle Res., 2015 Oct 25, 8:57.
Moraes, V. Y., M. Lenza, M. J. Tamaoki, F. Faloppa and J. C. Belloti (2014). "Platelet-rich therapies for musculoskeletal soft tissue injuries." Cochrane Database Syst Rev 4: CD010071.