... determining factor in a case of homicide, involuntary manslaughter,voluntary manslaughter, first or second degree murder, or in other criminalactions. In a case in which I was involved, a man was ... Forensic Sciences (4 Volumes), Edited by Cyril H. Wecht, M.D., J.D., Published byMatthew Bender & Company, Inc., New York (1982). Scientific Evidence in Civil and Criminal Cases by Professors ... involved in the study of disease by examination oftissues removed at surgery or at autopsy. The second is clinical pathologyspecializing primarily in the diagnosis of disease by laboratory testing....