title: Ultrasonic propagation through fixed and unfixed tissues.
mesh_terms: D000818:Animals; D001921:Brain / Q000033:anatomy & histology; D002417:Cattle; D003201:Computers; D005404:Fixatives; D006652:Histological Techniques; D006801:Humans; D008099:Liver / Q000033:anatomy & histology; D012542:Scattering, Radiation; D013154:Spleen / Q000033:anatomy & histology; D013552:Swine; D014159:Transducers; D014463:Ultrasonography
chemical_list: D005404:Fixatives