203900
From 1960 he worked as a surgeon in Liepāja Central Hospital , in 1990-1991 was a chief of traumatology and orthopedy department of the same hospital .
 Liepāja
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Liepāja