AU - Commonwealth of Australia (Australia)
Author count: 4
BE - Kingdom of Belgium (Belgium)
Author count: 1
BR - Federative Republic of Brazil (Brazil)
Author count: 1
Author count: 1
CH - Swiss Confederation (Switzerland)
Author count: 1
CN - People’s Republic of China (China)
Author count: 1
Author count: 1
DE - Federal Republic of Germany (Germany)
Author count: 8
FI - Republic of Finland (Finland)
Author count: 9
Author count: 7
GB - United Kingdom of Great Britain and Northern Ireland (United Kingdom)
Author count: 11
GR - Hellenic Republic (Greece)
Author count: 1
Author count: 5
Author count: 3
Author count: 7
KR - Republic of Korea (South Korea)
Author count: 1
MX - United Mexican States (Mexico)
Author count: 1
NL - Kingdom of the Netherlands (Netherlands)
Author count: 6
NO - Kingdom of Norway (Norway)
Author count: 3
Author count: 1
PL - Republic of Poland (Poland)
Author count: 3
RU - Russian Federation (Russia)
Author count: 1
SE - Kingdom of Sweden (Sweden)
Author count: 4
SG - Republic of Singapore (Singapore)
Author count: 2
US - United States of America (United States)
Author count: 68
Author count: 46