“…[ 5 , 7 , 24 , 25 , 35 , 38 , 48 , 57 ], Asia ( n =4) [ 14 , 46 , 47 , 55 ], and Australia [ 21 ]. Two are multi-country studies [ 5 , 45 ], and most studies originated in the USA ( n =26; [ 2 , 3 , 8 , 10 – 13 , 15 – 18 , 20 , 27 , 28 , 30 , 33 , 36 , 37 , 44 , 49 – 54 ]). Most of the studies were published in the last 6 years ( n =28; [ 3 , 5 , 8 , 10 – 17 , 19 – 21 , 27 , 28 , 30 , 33 , 35 – 38 , 45 , 48 , 54 – 57 ], with 11 in 2019 [ 3 , 5 , 11 , 12 , 17 , 20 , 27 , 35 , 36 , 56 , 57 ].…”