is_specified_output_of derives from processed material histological sample preparation organ section GROUP: OBI Biomaterial Branch PERSON: Philippe Rocca-Serra A liver slice used in a perfusion experiment. Thyroidectomy during laryngectomy for advanced laryngeal carcinoma--whole organ section study with long-term functional evaluation. Clin Otolaryngol Allied Sci. 1995 Apr;20(2):145-9. PMID: 7634521 A processed material which derives from an organ and results from a process of dissection or histological sample preparation a portion(formerly an organ section is portion of an organ removed from the context of the organ) GROUP: CEBS PERSON: Helen Parkinson organ section collecting specimen from organism material anatomical entity pending final vetting