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Figure 031_4331. Venturi mask (FiO 2 24% [blue valve], 28% [yellow], 31% [white], 35% [green], 40% [pink], 50% [orange]). - McMaster Textbook of Internal Medicine
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Amazon.com: 2 Pack - Adult Venturi Oxygen Mask - Oxygen Mask with Adjustable Oxygen Concentration - Adult : Health & Household
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Health Management and Leadership Portal | Oxygen mask / facial / adjustable / Venturi 1137000 Intersurgical | HealthManagement.org
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