“…Information or questions were distributed through online sources daily 22,[27][28][29][30]33,34,37,55,85 (n = 10), every 2 days 19,23,24,31,52,53,64,78 (n = 8), every 3 days 41 (n = 1), wee kly 20,35,36,39,40,43,44,71,80,[114][115][116] (n = 12), every 2 weeks 45 (n = 1), or monthly 43,79 (n = 2). In studies explicitly stating that material was not only spaced but also repeated, repetition delays ranged from various days 22,55 (n = 2), to weeks 19,23,24,[27][28][29][31][32][33][34][35][39][40][41][42]…”