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Patient A reported right leg weakness ( foot drop ) during week 4 of CAP - XRT ( 1600 mg / m2 ) .
 foot drop, CAP - XRT; right leg weakness, CAP - XRT
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:
 foot drop, CAP - XRT; right leg weakness, CAP - XRT