57755
In cows , spontaneous abortion may be caused by contagious disease , such as brucellosis or " Campylobacter " , but often can be controlled by vaccination .
 brucellosis, Campylobacter
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:
 brucellosis, Campylobacter