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Vaidyaratnam P.S. Varier was an Ayurvedic physician from Kerala , India who in 1902 founded Kottakal Arya Vaidya Sala organization for the manufacture and sale of ayurvedic medicines .
 Vaidyaratnam, Kerala, India
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Vaidyaratnam, Kerala, India