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. 2022 Jun 15;10:903944. doi: 10.3389/fped.2022.903944

Figure 1.

Figure 1

Gastric content according to Perlas and Spencer classifications. POCUS: Point of care Ultrasound *: Spencer et al.: Calculated Gastric Volume (in mL) = −7.8 + (3.5 × RLD CSA) + (0.127 × age) with age in months and RLD CSA in cm2.