Later school start times for supporting the education, health, and well-being of high school students (Cochrane/Campbell systematic review) - Marx, R; Tanner-Smith, EE; Davison, CM; Ufholz, LA; Freeman, J; Shankar, R; Newton, L; Brown, RS; Parpia, AS; Cozma, I; Hendrikx, S (2017)
review; evidence grade C