1627
A new semi - automatic method for quantifying regional cerebral uptake of 99m technetium - hexamethylpropylene amine oxime ( 99mTc - HMPAO ) was used to assess single photon emission tomograms from 5 normal subjects , 14 patients with Alzheimer ' s disease , 14 patients with dementia of frontal lobe type and 4 patients with dementia with motor neurone disease .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities:  
Answer:
 None