9982
Painful erosion of psoriatic plaques is a less common sign of methotrexate toxicity that may precede evidence of bone marrow suppression .
 bone marrow suppression, methotrexate; methotrexate toxicity, methotrexate; Painful erosion of psoriatic plaques, methotrexate
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:
 bone marrow suppression, methotrexate; methotrexate toxicity, methotrexate; Painful erosion of psoriatic plaques, methotrexate