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3. Joint Commission: Speak up anesthesia infographic. Available at: http://www.jointcommision.org/assets/1/6/speak_up_anesthesia_infographic_final.pdf. Accessed December 20, 2017.
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5. Predictive factors of oxygen desaturation of patients submitted to endoscopic retrograde cholangiopancreatography under conscious sedation.;Arq Gastroenterol,2004