[1] La Trobe Univ, Publ Hlth Palliat Care Unit, Melbourne, Vic, Australia
[2] Univ Notre Dame Australia, Sch Med Sydney, Sydney, NSW, Australia
[3] St Vincents Private Hosp Sydney, Darlinghurst, NSW, Australia
[4] Duke Univ Hlth Syst, Dept Psychiat & Behav Sci, Durham, NC USA
[5] Duke Univ Hlth Syst, Dept Med, Durham, NC USA
[6] King Abdulaziz Univ, Dept Med, Jeddah, Saudi Arabia
[7] Weill Cornell Med, Div Gen Internal Med, Dept Med, Hosp Med Sect, New York, NY USA
[8] Drew Univ Alumni, Maddison, NJ USA
[9] Royal Womens & Childrens Hosp, Adelaide, SA, Australia