“…The topic most studied (40.6%) was the treatment of COVID-19. 20 , 22 , 25 , 32 , 37 , 39 , 43 , 46 , 47 , 49 , 51 , 55 , 56 , 58 , 62–64 , 67–74 , 79 The population most studied (76.6%) was general COVID-19 patients, 18–23 , 26 , 27 , 29 , 31–34 , 36 , 37 , 39 , 42–44 , 46 , 47 , 49–65 , 67–76 , 79 but there were fewer (6.3%) studies concerning pregnant women 16 , 17 , 30 , 78 and children 28 , 30 , 77 , 78 with COVID-19, even no study concerning the elderly with COVID-19. ( Table 1 , Supplementary Material Table 1 )…”