[1] Macquarie Univ, Fac Hlth & Med Sci, Sydney, Australia
[2] Macquarie Univ Hosp, Dept Cardiol, Sydney, Australia
[3] Bankstown Hosp, Dept Cardiol, Sydney, Australia
[4] Concord Hosp, Dept Cardiol, Sydney, Australia
[5] Univ Sydney, Centenary Inst, Agnes Ginges Ctr Mol Cardiol, Sydney, Australia
[6] Univ Sydney, Fac Med & Hlth, Sydney, Australia
[7] Royal Prince Alfred Hosp, Dept Cardiol, Sydney, Australia
[8] Macquarie Univ Hosp, Macquarie Univ, Dept Cardiol, Level 2,2Technol Pl, Sydney, NSW 2109, Australia