Title: Electrolysis versus high frequency currents in the treatment of hypertrichosis – a comparative histologic and clinical study.
Author: Ellis FA
Journal: Arch Derm Syph. 1947, 56:291-305
Dr. Ellis presents the best detailed clinical comparative data up to that time. He found that galvanic was more likely to produce permanent destruction than diathermy. He also states that results vary with different machines, techniques, and operators.