Tetrapolar electrode system for measuring physiological events by impedance.
Ragheb
A O
AO
William A. Hillenbrand Biomedical Engineering Center, Purdue University, West Lafayette, IN 47907.
Geddes
L A
LA
Bourland
J D
JD
Tacker
W A
WA
D004553:Electric Conductivity; D004566:Electrodes; D004594:Electrophysiology / Q000379:methods*; D006801:Humans; D012119:Respiration / Q000502:physiology