Ouyang J, Baeyens W R, Delanghe J, Van der Weken G, De Keukeleire D, Van Daele W, García Campaña A M, Calokerinos A C
University of Ghent, Faculty of Pharmaceutical Sciences, Department of Pharmaceutical Analysis, Belgium.
Biomed Chromatogr. 1998 May-Jun;12(3):160-1. doi: 10.1002/(SICI)1099-0801(199805/06)12:3<160::AID-BMC795>3.0.CO;2-Z.