| Country | Abstracts | Downloads | |
|---|
 | United States | 469 | 99 | 
 |
 | Iran, Islamic Republic of | 208 | 31 |
|
 | Europe | 127 | 16 |
|
 | India | 22 | 10 |
|
 | Australia | 38 | 8 |
|
 | Spain | 13 | 6 |
|
 | unknown | 30 | 4 |
|
 | China | 9 | 3 |
|
 | Greece | 4 | 3 |
|
 | South Africa | 4 | 3 |
|
 | Kenya | 2 | 2 |
|
 | Italy | 12 | 2 |
|
 | Mexico | 3 | 2 |
|
 | United Kingdom | 6 | 2 |
|
 | Saudi Arabia | 7 | 2 |
|
 | Canada | 11 | 2 |
|
 | Austria | 3 | 1 |
|
 | Russian Federation | 1 | 1 |
|
 | Korea, Republic of | 3 | 1 |
|
 | Germany | 5 | 1 |
|
 | Sri Lanka | 1 | 1 |
|
 | Moldova, Republic of | 1 | 1 |
|
 | Libyan Arab Jamahiriya | 2 | 1 |
|
 | Hong Kong | 4 | 1 |
|
 | Switzerland | 3 | 1 |
|
 | Taiwan, Province of China | 1 | 1 |
|
 | Algeria | 1 | 1 |
|
 | Portugal | 2 | 1 |
|
 | Puerto Rico | 1 | 1 |
|
 | Finland | 1 | 1 |
|
 | Poland | 3 | 1 |
|
 | Chile | 2 | 1 |
|
 | Indonesia | 3 | 1 |
|
 | Philippines | 1 | 1 |
|
 | United Arab Emirates | 7 | 0 |
|
 | Kuwait | 5 | 0 |
|
 | Egypt | 5 | 0 |
|
 | France | 3 | 0 |
|
 | Jordan | 3 | 0 |
|
 | Ethiopia | 1 | 0 |
|
 | Israel | 1 | 0 |
|
 | Pakistan | 1 | 0 |
|
 | Netherlands | 1 | 0 |
|
 | Malaysia | 1 | 0 |
|
 | Lebanon | 1 | 0 |
|
 | Brazil | 1 | 0 |
|
 | Palestinian Territory, Occupied | 1 | 0 |
|
 | Costa Rica | 1 | 0 |
|
 | Czech Republic | 1 | 0 |
|
 | Ecuador | 1 | 0 |
|
 | Argentina | 1 | 0 |
|
 | Cambodia | 1 | 0 |
|
 | Bahrain | 1 | 0 |
|
 | Japan | 1 | 0 |
|
 | Zimbabwe | 1 | 0 |
|
 | Peru | 1 | 0 |
|
 | Singapore | 1 | 0 |
|
 | Sudan | 1 | 0 |
|
