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Born in Mönchengladbach , West Germany , he received a Diplom in experimental physics from the University of Cologne in 1983 and a Ph.D. in 1986 , with a minor degree in human physiology .
 Mönchengladbach, West Germany, University of Cologne
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Mönchengladbach, West Germany, University of Cologne