“…A percentage of the selected articles specifically investigated the effects of individual face-to-face counseling, provided mainly by UCSs, on students’ mental health and/or academic performance [ 66 , 67 , 68 , 69 , 70 , 71 , 72 ], often using retrospective case studies [ 70 , 73 , 74 , 75 , 76 , 77 ]. However, only in a few cases, the effectiveness of group counseling was also tested (e.g., [ 78 , 79 , 80 ]).…”