Colorectal Cancer
Copyright ©The Author(s) 2005.
World J Gastroenterol. Jul 7, 2005; 11(25): 3871-3876
Published online Jul 7, 2005. doi: 10.3748/wjg.v11.i25.3871
Figure 1
Figure 1 Schematic diagram of the column-switching HPLC system.