Posters are 11x14, but should print just fine on 8.5x11 letter paper when scaling is set to “Fit” or “Shrink”.

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Available posters:

Creative Commons License
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Some graphics adapted with permission from the Library of Science and Medical Illustrations by Luk Cox and Idoya Lahortiga.