https://www.nbcnews.com/health/health-news/cool-new-knee-procedure-eases-arthritis-pain-without-surgery-n771221
'Cool' New Knee Procedure Eases Arthritis Pain Without Surgery
Jun 12, 2017 ... One 2016 study compared Coolief to popular cortisone injections, with patients reporting greater, longer-lasting pain relief with the new ...