Online Courses Currently showing 205 courses. Sort By: Sale thru 2/28/25 $129.00 USD $103.00 USD 98% rating - reviews 0.45 ASHA CEUs Dysphagia Intervention for the Esophageal Zone (DIEZ): A Therapeutic Respiratory Technique for Non-Pathologic Esophageal Stasis and Globus #e314 Pre...