1. School of Medicine, University of Queensland; Ochsner Clinical School; New Orleans LA USA
2. The University of Queensland; School of Medicine; 16/205 Coronation Drive Milton Brisbane Queensland Australia 4064
3. Bond University; Faculty of Health Sciences and Medicine; Gold Coast Qld Australia 4229
4. The University of Queensland; Discipline of General Practice, School of Medicine; Brisbane Queensland Australia 4029
5. Bond University; Centre for Research in Evidence-Based Practice (CREBP); Gold Coast Queensland Australia 4229
6. Ghent University; Department of Family Medicine and Primary Health Care; 1K3, De Pintelaan 185 Ghent Belgium 9000
7. Ochsner Health System; Department of Pulmonary/Critical Care Medicine; 1514 Jefferson Hwy New Orleans LA USA 70121