“…Thus, in total 33 articles were included in the meta-analysis using virtual reality designed for treatment of anxiety disorders. The anxiety disorders addressed in these articles (with their references between brackets) were: Acrophobia [23] , [25] , [42] , [46] , [58] – [60] , Agoraphobia [48] , [61] , Claustrophobia [62] , [63] , Fear of animals [43] , [64] – [70] , Fear of flying [24] , [41] , Obsessive-compulsive disorder [26] , Social phobia [27] , [28] , [71] – [75] , and Exam/test anxiety [76] – [78] . One study investigated mixed phobias including fear of animals and Acrophobia or enclosed spaces [79] .…”