9Wendy P,Robert WM,Rebecca W,et al.Phase Ⅰ study of 5-fluorouracil and leucovorin by continuous infusion chronotherapy and pelvic radiotherapy in patients with locally advanced or recurrent rectal cancer[J].Int J Radia Oncol Biol Phys,2004,58(5):1487.
10Maribel T,Maria JA,Madalena M,et al.Development and characterization of PLGA nanospheres and nanocapsules containing xanthone and 3-methoxyxanthone[J].Eur J Pharm Biopham,2005,59(3):491.
