Canna~Fangled Abstracts Beneficial effects of cannabinoid receptor type 2 (CB2R) in injured skeletal muscle post-contusion. 2015 Jan 15. Yu T1, Wang X2, Zhao R3, Zheng J3, Li L3, Ma W3, Zhang S3, Guan D4. Author information Abstract…Freedom WaresJanuary 15, 2015