215262
Ashcroft studied medicine at Owens College , Manchester , and became RMO at Dewsbury Smallpox Hospital .
 Ashcroft, Owens College, Manchester, Dewsbury
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ashcroft, Owens College, Manchester, Dewsbury