Search Hydrating the respiratory tract: Bax 4 View full-sized image Download Media Please credit each image as: National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health. Alternate Text Dr. Bax sitting in his lab File Size 7.706 MB | 5568 x 3712 File Type JPG Share this page Print Facebook Twitter Email More Options WhatsApp LinkedIn Reddit Pinterest Copy Link