1203
Normal dogs were exposed to either 10 , 15 , or 30 Gy of X rays to a single hemisphere and the gross and histopathologic changes were evaluated qualitatively .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None