[1] Natl Univ Singapore Hosp, Div Resp & Crit Care Med, Dept Med, Singapore 119228, Singapore
[2] Univ Ulsan, Coll Med, Asan Med Ctr, Dept Pulm & Crit Care Med, Seoul 138736, South Korea
[3] Peking Union Med Coll Hosp, Dept Crit Care Med, Beijing 100730, Peoples R China
[4] Shanghai Jiao Tong Univ, Sch Med, Ruijin Hosp, Surg Intens Care Unit, Shanghai 200025, Peoples R China
[5] Tata Mem Hosp, Dept Anaesthesia Crit Care & Pain, Mumbai 400012, Maharashtra, India
[6] Sultanah Aminah Hosp, Dept Anaesthesia & Intens Care, Johor Bahru 80100, Johor, Slovakia
[7] Chinese Univ Hong Kong, Prince Wales Hosp, Dept Anaesthesia & Intens Care, Shatin, Hong Kong, Peoples R China
[8] BIRDEM Hosp, Dept Crit Care Med, Dhaka 1000, Bangladesh
[9] Kathmandu Med Coll Teaching Hosp, Dept Anesthesia & Intens Care, Kathmandu, Nepal
[10] Bach Mai Hosp, Dept Intens Care, Hanoi, Vietnam
[11] King Saud Bin Abdulaziz Univ Hlth Sci, King Abdulaziz Med City, Dept Intens Care, Riyadh 11426, Saudi Arabia
[12] Aga Khan Univ & Hosp, Dept Med, Pulm & Crit Care, Karachi 74800, Pakistan
[13] Univ Airlangga, Intens Care Unit, Dr Soetomo Gen Hosp, Dept Anesthesiol & Reanimat,Fac Med, Surabaya 60285, Indonesia
[14] Chang Gung Mem Hosp, Kaohsiung Med Ctr, Dept Resp Therapy, Chang Gung Inst Technol, Niao Sung Hsiang 833, Kaohsiung Count, Taiwan
[15] RIP AS Hosp, Intens Care Unit, BA-1715 Bandar Seri, Begawan, Brunei
[16] Salmaniya Med Complex, Intens Care Unit, Manama, Bahrain
[17] Univ Tokushima, Grad Sch, Emergency & Crit Care Med, Tokushima 7708503, Japan
[18] Covidien Tyco Healthcare Pte Ltd, Singapore 238467, Singapore
[19] Natl Univ Singapore, Yong Loo Lin Sch Med, Biostat Unit, Singapore 117597, Singapore