“…The majority of studies published in July 2020 were based, according to sampling site, in the following World Health Organization regions: Europe (n=10) 4,5,7,8,15,17,18,20,22,24 , primarily in Italy (n=6) 4,5,7,15,18,20 the Americas (six in the United States of America 3,6,11,13,16,19 and one in Canada 12 ), Western Pacific (Singapore 23 , China 9,14,25 ); and the Eastern Mediterranean region (Egypt 21 , Saudi Arabia 10 ).…”