Ultima Vez Modificado: 1 de noviembre del 2001
Tumors are often placed under one of two categories; malignant or benign. Malignant tumors are cancerous and benign tumors are non-cancerous.
|ELSI breast tumor (http://www.lbl.gov/Education/ELSI/cancer-tumor.html)|
|ELSI brain tumor (http://www.lbl.gov/Education/ELSI/cancer-tumors.html)|
|An animation of carcinogenesis.|
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Oct 20, 2011 - U.S. veterans are more likely than the general population to have a nicotine dependency, especially if they've struggled with other substances, mental illness, or homelessness, but VA services may be underestimating the scope of the problem, according to research published in the November issue of the U.S. Centers for Disease Control and Prevention's Preventing Chronic Disease.