184111
Charcot also used hypnosis as an investigative method and that by putting his hysterical patients into an ' experimental state ' it would permit him to reproduce their symptoms and interpret them .
 Charcot
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Charcot