title: Differential DC amplifier for recording small and fast concentration changes with ion-selective microelectrodes.
authors.affiliation: Institute of Physiology, Czechoslovak Academy of Sciences, Prague.
authors.forename: E
authors.initials: E
authors.lastname: Ujec
mesh_terms: D000669:Amplifiers, Electronic; D007477:Ions; D008839:Microelectrodes
chemical_list: D007477:Ions