N.M.A.S. Mariati; Trainee in Intensive Care, Department of Anesthesiology & Intensive Care, Faculty of Medicine, Universitas Indonesia, Kenari, Kec. Senen, Kota Jakarta Pusat, Daerah Khusus Ibukota Jakarta, Jl. Salemba Raya No.6, RW.5, 10430, Indonesia; e