420
We report 5 patients ( 3 patients with chronic hepatitis C treated with pegylated interferon alfa-2b in association with oral ribavirin and two patients with chronic myelocytic leukemia ) who developed local cutaneous reactions at sites of injection after the administration of weekly subcutaneous injections of pegylated interferon alfa-2b at different doses .
 local cutaneous reactions, pegylated interferon alfa-2b; local cutaneous reactions, pegylated interferon alfa-2b; local cutaneous reactions, ribavirin
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:
 local cutaneous reactions, pegylated interferon alfa-2b; local cutaneous reactions, pegylated interferon alfa-2b; local cutaneous reactions, ribavirin