12769
Pathogenesis of methotrexate - induced papular eruption in psoriasis may involve immune mechanisms other than those of methotrexate - induced cutaneous vasculitis in collagen vascular disease .
 cutaneous vasculitis, methotrexate; papular eruption, 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:
 cutaneous vasculitis, methotrexate; papular eruption, methotrexate