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Although the transaminases gradually returned to baseline after withholding the beta lactam antibiotic , there was a gradual increase in serum bilirubin and a decrease in hemoglobin concentration caused by an autoimmune hemolytic anemia and erythroblastocytopenia .
 beta lactam, bilirubin, autoimmune hemolytic anemia, erythroblastocytopenia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 beta lactam, bilirubin, autoimmune hemolytic anemia, erythroblastocytopenia