by Elana Gotkine For patients with knee osteoarthritis (KOA), microfragmented adipose tissue (MFAT) injection with arthroscopic surgery is associated with improved midterm clinical outcomes, according to a study published online Dec. 26 in the World Journal of Stem Cells. Cong-Zi Wu, from the First Affiliated Hospital of Zhejiang Chinese Medical University in Hangzhou, and colleagues...