“…A variety of other delivery agents also delivered interventions, for example, other mental health professionals (n = 6; 5.6%) [36,42,49,86,88,124], teachers (n = 9; 8.4%) [89,90,93,94,98,106,112,116,118] and lay people (n = 9; 8.4%) [78,92,96,102,104,114,122,125,126]. Over one-third of studies (n = 42; 39.2%) did not report or did not specify by whom interventions were delivered [10,24,25,29,34,35,37,40,41,[43][44][45]48,50,52,54,58,60,[62][63][64][65]68,72,74,…”