1. A low-capacitance low output impedance stimulus coupler;Dawson;J. Physiol. (Lond.),1960
2. [An apparatus for the dosage of small amounts of gases and liquids];Dobiáš;Čs. Fysiol.,1966
3. Transistor switch stimulus isolator;Fein;Rev. sci. Instrum.,1960
4. Electronic stimulators for physiological use;Perkins;Elect. Engin.,1955
5. Tissue stimulators utilising radiofrequency coupling;Smitt;Rev. sci. Instrum.,1949