The effects of aspiration status, liquid type, and bolus volume on pharyngeal peak pressure in healthy older adults.
Butler SG, Stuart A, Wilhelm E, Rees C, Williamson J, Kritchevsky S. The effects of aspiration status, liquid type, and bolus volume on pharyngeal peak pressure in healthy older adults. Dysphagia. 2011 Sep; 26(3):225-31.