TY - JOUR A1 - Song, Min Ik A1 - Bier, Frank Fabian A1 - Scheller, Frieder W. T1 - A method to detect superoxide radicals using teflon membrane and superoxide dismutase Y1 - 1995 ER - TY - JOUR A1 - Ehrentreich-Förster, Eva A1 - Shishniashvili, D. A1 - Song, Min Ik A1 - Scheller, Frieder W. T1 - Study of antioxidative substances by means of a ssuperoxide sensor Y1 - 1998 ER -