“…The studies were conducted in 20 countries: Argentina, 7 Brazil, 15,16 Croatia, 17 Egypt, 18 Greece, 19 India, 6,20–23 Iran, 24–29 Italy, 2,3,30 Japan, 31 Korea, 32 Kuwait, 33 Macedonia, 34 Mexico, 35 Morocco, 8,36 Romania, 37 Serbia and Montenegro, 38 Slovakia, 39 Spain, 40,41 Thailand, 42 and Turkey 1,5,9,43–45 . Years of publication ranged from 1999 33 to 2020 3,4,6–9,24 .…”