“…The titles covered one nonsystematic review, 21 five quantitative studies, [22][23][24][25][26] seven qualitative studies, [27][28][29][30][31][32][33] four letters/brief descriptions of single cases, [34][35][36][37] four debate posts [38][39][40][41] and three conference abstracts 6,42,43 (Table 1). Geographically, studies originated from the UK, 6,26,30,[34][35][36][37]40,42,43 the USA, 22,24,41 Germany, 38,39 Brazil, 29,33 South Africa, 27 Japan, 31 Sweden, 28 Norway, 23 Finland, 25 Spain 32 and Canada. 21 The studies were published between 1984 and 2020.…”