After placing a drowning victim prone, what is the next step?

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E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 686-688
E6 Medicine Davidson Principles Practice 24e p. 190-192
Practise the full UP NHM CHO 7 Sept 2022 (Shift-2)
Attempt every question from this paper in a timed mock, then review the full solution for each one.