| Country | Abstracts | Downloads | |
|---|
 | United States | 317 | 78 | 
 |
 | unknown | 26 | 11 |
|
 | Australia | 67 | 10 |
|
 | Israel | 34 | 10 |
|
 | Spain | 13 | 9 |
|
 | Canada | 29 | 8 |
|
 | India | 14 | 8 |
|
 | United Kingdom | 17 | 6 |
|
 | Romania | 4 | 5 |
|
 | Europe | 16 | 5 |
|
 | Brazil | 16 | 5 |
|
 | China | 11 | 4 |
|
 | Portugal | 16 | 3 |
|
 | New Zealand | 5 | 3 |
|
 | Iran, Islamic Republic of | 3 | 3 |
|
 | South Africa | 12 | 3 |
|
 | Greece | 6 | 3 |
|
 | Peru | 2 | 2 |
|
 | Ireland | 2 | 2 |
|
 | Japan | 4 | 2 |
|
 | Korea, Republic of | 3 | 2 |
|
 | Poland | 3 | 2 |
|
 | Italy | 8 | 2 |
|
 | Netherlands | 6 | 2 |
|
 | Germany | 6 | 2 |
|
 | Mexico | 2 | 2 |
|
 | Philippines | 1 | 1 |
|
 | Estonia | 1 | 1 |
|
 | France | 1 | 1 |
|
 | Russian Federation | 2 | 1 |
|
 | Switzerland | 1 | 1 |
|
 | Panama | 1 | 1 |
|
 | Egypt | 1 | 1 |
|
 | Thailand | 3 | 1 |
|
 | Malaysia | 3 | 1 |
|
 | Mozambique | 0 | 1 |
|
 | Jordan | 1 | 1 |
|
 | Sri Lanka | 2 | 1 |
|
 | Finland | 3 | 0 |
|
 | Vietnam | 3 | 0 |
|
 | Sweden | 3 | 0 |
|
 | Indonesia | 2 | 0 |
|
 | Bosnia and Herzegovina | 2 | 0 |
|
 | Taiwan, Province of China | 2 | 0 |
|
 | Belgium | 2 | 0 |
|
 | Luxembourg | 1 | 0 |
|
 | Singapore | 1 | 0 |
|
 | Tanzania, United Republic of | 1 | 0 |
|
 | Bulgaria | 1 | 0 |
|
 | Czech Republic | 1 | 0 |
|
 | Latvia | 1 | 0 |
|
 | Ethiopia | 1 | 0 |
|
 | Hong Kong | 1 | 0 |
|
 | Argentina | 1 | 0 |
|
 | Norway | 1 | 0 |
|
