9454
CASE SUMMARY : An 80-year - old white female , followed up at the Memory Clinic for mild cognitive impairment , had been taking propafenone 900 mg / d for > 10 years for paroxysmal atrial fibrillation without adverse effects .
 mild cognitive impairment, propafenone
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:
 mild cognitive impairment, propafenone