11005
RESULTS : Five of 70 patients who had begun leflunomide therapy had significant weight loss that could not be linked to other identifiable etiologies .
 weight loss, leflunomide
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 weight loss, leflunomide