Affiliation: | aDepartment of Medicine, Division of Cardiovascular Diseases, Mayo Clinic, Rochester, MN, USA;bDivision of Biostatistics, Mayo Clinic, Rochester, MN, USA;cUniversity of Pittsburgh Medical Center, Pittsburgh, PA, USA;dSection of Clinical Immunology and Infectious Diseases, Medical Department, Rikshospitalet-Radiumhospitalet Medical Center, University of Oslo, N-0027 Oslo, Norway;eSilesian Medical School, Zabrze, Poland |