1. From the Rheumatology Unit (RGM, MJJ, and LGC), the Cardiothoracic Surgery Unit (JRME, JS, and RS), and the Cardiovascular Research Centre (GDY and KR-T), Royal Adelaide Hospital, Adelaide, Australia; the School of Agriculture Food and Wine (RAG) and the School of Medicine (MJJ, LGC, and GDY), University of Adelaide, Adelaide, Australia; and the Hanson Institute, Adelaide, Australia (MJJ and LGC)