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. 2022 Nov 7;9(2):e002105. doi: 10.1136/openhrt-2022-002105

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© Author(s) (or their employer(s)) 2022. Re-use permitted under CC BY. Published by BMJ.

This is an open access article distributed in accordance with the Creative Commons Attribution 4.0 Unported (CC BY 4.0) license, which permits others to copy, redistribute, remix, transform and build upon this work for any purpose, provided the original work is properly cited, a link to the licence is given, and indication of whether changes were made. See: https://creativecommons.org/licenses/by/4.0/.

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Therapeutic algorithm. Adapted from: Mullens et al ³⁵ and Hollenberg et al.³⁶ BP, blood pressure; CAVAL US, inferior vena cava and lung ultrasound; IV, intravenous; LCOS, low cardiac output syndrome; UO, urinary output.