7496
Second cancers including various types of hematological malignancy have been reported in patients with hairy cell leukemia treated with chemotherapy or interferon alfa .
 adverse effect: hematological malignancy, interferon alfa; adverse effect: Second cancers, interferon alfa
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:  hematological malignancy, interferon alfa; Second cancers, interferon alfa 
Answer:
 adverse effect: hematological malignancy, interferon alfa; adverse effect: Second cancers, interferon alfa