2100
Psoriasis - like skin reaction in a patient with rheumatoid arthritis after sulphasalazine therapy .
 Psoriasis - like skin reaction, sulphasalazine
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:
 Psoriasis - like skin reaction, sulphasalazine