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By 12 October , the royal children had arrived at Siriraj Hospital and Princess Maha Chakri Sirindhorn had met with the prime minister .
 Siriraj Hospital, Maha Chakri Sirindhorn
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Siriraj Hospital, Maha Chakri Sirindhorn