| Rank | Article | Purchases | Purchases per MonthA |
|||||||
| 71 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.21 | ||||||
| 72 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.19 | ||||||
| 73 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.15 | ||||||
| 74 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.13 | ||||||
| 75 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.11 | ||||||
| 76 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.10 | ||||||
| 77 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.09 | ||||||
| 78 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.09 | ||||||
| 79 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.09 | ||||||
| 80 |
|
HTML
free!
PDF ($22 pay-per-download, free for members [$4.92/mo.] |
3 | 0.08 | ||||||
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|
Purchases
Purchases per Month A Purchases per month statistic may be artifically inflated for newly published articles * Data collect began February 2007 |
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| * Data collect began February 2007 | ||||||||||
