| Country | Abstracts | Downloads | |
|---|
 | United States | 1219 | 4057 | 
 |
 | Turkey | 368 | 804 |
|
 | Europe | 100 | 375 |
|
 | unknown | 21 | 37 |
|
 | Germany | 7 | 34 |
|
 | United Kingdom | 2 | 19 |
|
 | Italy | 6 | 19 |
|
 | Iran, Islamic Republic of | 1 | 17 |
|
 | Australia | 47 | 16 |
|
 | Spain | 9 | 16 |
|
 | Brazil | 2 | 13 |
|
 | Austria | 1 | 13 |
|
 | France | 4 | 10 |
|
 | India | 1 | 9 |
|
 | Azerbaijan | 5 | 9 |
|
 | Japan | 4 | 7 |
|
 | Netherlands | 6 | 7 |
|
 | Mexico | 0 | 7 |
|
 | Russian Federation | 2 | 7 |
|
 | Hong Kong | 2 | 6 |
|
 | Belgium | 2 | 5 |
|
 | Bulgaria | 1 | 5 |
|
 | Saudi Arabia | 0 | 4 |
|
 | Hungary | 1 | 4 |
|
 | China | 2 | 4 |
|
 | Poland | 2 | 4 |
|
 | Yugoslavia | 0 | 4 |
|
 | Macedonia, the Former Yugoslav Republic of | 0 | 3 |
|
 | United Arab Emirates | 0 | 3 |
|
 | Sweden | 2 | 3 |
|
 | South Africa | 3 | 3 |
|
 | Denmark | 0 | 3 |
|
 | Greece | 1 | 3 |
|
 | Switzerland | 2 | 3 |
|
 | Canada | 6 | 3 |
|
 | Croatia | 1 | 2 |
|
 | Thailand | 0 | 2 |
|
 | Lithuania | 1 | 2 |
|
 | Argentina | 0 | 2 |
|
 | Finland | 1 | 2 |
|
 | Philippines | 0 | 2 |
|
 | Singapore | 9 | 1 |
|
 | Taiwan, Province of China | 0 | 1 |
|
 | Nigeria | 0 | 1 |
|
 | Czech Republic | 1 | 1 |
|
 | Tunisia | 0 | 1 |
|
 | Algeria | 0 | 1 |
|
 | Ukraine | 2 | 1 |
|
 | Romania | 0 | 1 |
|
 | Bangladesh | 0 | 1 |
|
 | Norway | 0 | 1 |
|
 | Kyrgyzstan | 2 | 1 |
|
 | Costa Rica | 0 | 1 |
|
 | Albania | 0 | 1 |
|
 | Uruguay | 0 | 1 |
|
 | Palestinian Territory, Occupied | 0 | 1 |
|
 | Portugal | 0 | 1 |
|
 | Indonesia | 0 | 1 |
|
 | Ireland | 1 | 0 |
|
 | Malaysia | 1 | 0 |
|
 | Senegal | 1 | 0 |
|
 | Israel | 1 | 0 |
|
