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Physicians should be aware that indinavir nephrolithiasis may cause papillary necrosis .
 nephrolithiasis, indinavir; papillary necrosis, indinavir
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:
 nephrolithiasis, indinavir; papillary necrosis, indinavir