TY - JOUR AU - S. Senturker AU - M C2 - Free Radical Biology and Medicine DA - 1999-12-01 LA - en M1 - 27 PB - Free Radical Biology and Medicine PY - 1999 TI - The Effect of Experimental Conditions on the Levels of Oxidatively Modified Bases in DNA as Measured by Gas Chromatography- Mass Spectrometry. How Many Modified Bases Are Involved? Prepurification or Not? ER -