Affiliation: | 3. Department of Medical Biochemistry, Institute of Biomedicine, University of Gothenburg, Medicinaregatan 9A, 405 30, Gothenburg, Sweden;4. AB Sciex, Phoenix House, Lakeside Drive, Centre Park, Warrington, WA1 1RX, United Kingdom;5. A/B Sciex AB, P. O. Box 1520, 11479, Stockholm, Sweden |