![](http://www.alamy.com/thumbs/6/318ECA59-6D66-4D63-8384-3B601E9D2E26/2R8WXYW.jpg)
Methotrexate acid in the blood flow - closeup view 3d illustration
Size: 10000px × 6600px
Photo credit: © Nemes Laszlo / Alamy / Afripics
License: Royalty Free
Model Released: No
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