![](https://webarchive.library.unt.edu/eot2008/20090514050843im_/http://www.cancer.gov/images/spacer.gif) |
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![](https://webarchive.library.unt.edu/eot2008/20090514050843im_/http://www.cancer.gov/images/spacer.gif)
| The soft internal organs of the body, including the lungs, the heart, and the organs of the digestive, excretory, and reproductive systems. |
Previous Definitions: | virulent, Virulizin, virus, virus replication cycle, virus-neutralizing antibody | Next Definitions: | visceral, visceral peritoneum, viscotoxin, visilizumab, visual analog scale |
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![](https://webarchive.library.unt.edu/eot2008/20090514050843im_/http://www.cancer.gov/images/spacer.gif) |