Sumantrie, Cornellius Hendra Purnama Aria, et al. “Comparison of Central Vein Pressure Between Distal, Medial, and Proximal Lumens With Water Manometer Method”. Qanun Medika - Medical Journal Faculty of Medicine Muhammadiyah Surabaya, vol. 5, no. 2, July 2021, doi:10.30651/jqm.v5i2.5356.