3197
While most physicians are aware of heparin - induced thrombocytopenia and skin necrosis , the association of heparin and hyperkalemia is less well recognized .
 hyperkalemia, heparin; skin necrosis, heparin; thrombocytopenia, heparin
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:
 hyperkalemia, heparin; skin necrosis, heparin; thrombocytopenia, heparin