13577
Extensive immunological investigations were performed in a patient with definite seronegative rheumatoid arthritis who developed hypogammaglobulinemia in the course of gold therapy .
 hypogammaglobulinemia, gold
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:
 hypogammaglobulinemia, gold