1701
Specific gravity ( SG ) was determined in the subcortex and in two sites in the cortex ( core and periphery of the ischemic territory ) .
 Disease: ischemic
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: ischemic