Sharon Salmon1, Mary-Louise McLaws2, Dale Fisher3. 1. Nursing Administration, National University Hospital, Singapore; UNSW Medicine, The University of New South Wales, Sydney, NSW, Australia. 2. UNSW Medicine, The University of New South Wales, Sydney, NSW, Australia. 3. Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore; Division of Infectious Diseases, National University Hospital, Singapore. Electronic address: mdcfda@nus.edu.sg.