1. The emetic action of L-dopa and its effect on the swallowing reflex in the cat;Bieger;Journal of Neural Transmission,1978
2. Opening mechanisms of the human upper esophageal sphincter;Cook;American Journal of Physiology,1989
3. Timing of videofluoroscopic, manometric events, and bolus transit during the oral and pharyngeal phases of swallowing;Cook;Dysphagia,1989
4. Zenker's diverticulum: a defect in upper oesophageal sphincter compliance;Cook;Gastroenterology,1989
5. Zenker's diverticulum: evidence for a restrictive cricopharyngeal myopathy;Cook;Gastroenterology,1989