“…Records were predominantly reporting studies from the USA, UK, Australia, India, South Korea, and European countries. Of the included records, 23 were case studies [ 19 , 25 – 27 , 34 – 38 , 40 – 43 , 49 – 58 ], seven were cohort studies [ 28 , 29 , 39 , 44 , 46 , 59 , 60 ], five were RCTs [ 18 , 20 , 21 , 30 , 47 ], four were Nonrandomised Controlled Trials [ 22 , 23 , 31 , 48 ], and four were retrospective studies [ 24 , 32 , 33 , 45 ].…”