31. Bemerkungen über die Reaction der elektrischen Organe und der Muskeln Author(s): Du Bois-Reymond, Emil, 1818-1896, author Publication: Berlin : Druck der Gebr. Unger'schen Hofbuchdruckerei, [1859] Subject(s): Electric Organ -- physiologyFishesMuscles
32. Extirpation of rectum, without destroying the sphincter ani muscle Author(s): Byrd, William A. (William Andrew), 1843-1887, author Publication: [Philadelphia?] : [publisher not identified], [1880] Subject(s): Rectal Diseases -- surgeryAnal CanalMusclesDilatation