12830
The patient expired after seven cycles of treatment had been completed because of pulmonary fibrosis and the drug toxicity of bleomycin .
 pulmonary fibrosis, bleomycin
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:
 pulmonary fibrosis, bleomycin