67906
Altitude changes in anatomy and histology Later in his life , Javier became involved in researching how altitude changes in the Andes affected anatomy and histology in human beings , men specifically .
 Javier, Andes
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Javier, Andes