“…Regarding the primary outcomes, 84% of the studies analyzed (10/12) showed a direct and clear correlation between HL, TE, and COVID-19) [ [15] , [16] , [17] , [18] , [19] , [20] , [21] , [24] , [25] , [26] ]. Regarding the secondary outcomes, 68% of the articles (4/6) displayed a positive impact of regenerative strategies against HL COVID-19 related [ 21 , [24] , [25] , [26] ].…”