2515
One of the twins developed complete heart block and dilated cardiomyopathy related to lopinavir / ritonavir therapy , a boosted protease - inhibitor agent , while the other twin developed mild bradycardia .
 heart block, dilated cardiomyopathy, lopinavir / ritonavir, bradycardia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 heart block, dilated cardiomyopathy, lopinavir / ritonavir, bradycardia