8700
hospital officials say 17 people have been killed and 18 wounded over the past 2 days .
 hospital, hospital officials, 17 people, 18
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 hospital, hospital officials, 17 people, 18