4334
The ocular toxicity of DCF , previously described as conjunctivitis , appears to be a keratitis of moderate severity which requires further study .
 conjunctivitis, DCF; keratitis, DCF; ocular toxicity, DCF
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:
 conjunctivitis, DCF; keratitis, DCF; ocular toxicity, DCF