31 Markousis-Mavrogenis Markousis-Mavrogenis G G Tromp Tromp J J Ouwerkerk Ouwerkerk W W Devalaraja Devalaraja M M Anker Anker SD SD Cleland Cleland JG JG et al et al The Clinical Significance of Interleukin-6 in Heart Failure: Results from the BIOSTAT-CHF study The Clinical Significance of Interleukin-6 in Heart Failure: Results from the BIOSTAT-CHF study Eur J Heart Fail Eur J Heart Fail 2019 2019 21 21 8 8 965 965 973 973 10.1002/ejhf.1482 10.1002/ejhf.1482 31087601 31087601. This evidence concerns the gene IL6 and congestive heart failure.