7053
These observations indicate that submassive hepatic necrosis may result from treatment with propylthiouracil and are consistent with the notion that sensitization mechanisms may be responsible for the hepatic injury induced by this drug .
 adverse effect: hepatic injury, propylthiouracil; adverse effect: submassive hepatic necrosis, propylthiouracil
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  hepatic injury, propylthiouracil; submassive hepatic necrosis, propylthiouracil 
Answer:
 adverse effect: hepatic injury, propylthiouracil; adverse effect: submassive hepatic necrosis, propylthiouracil