- A pilot study of oral fleroxacin once daily compared with conventional therapy in patients with pyogenic liver abscess. Chen, Y.W., Chen, Y.S., Lee, S.S., Yen, M.Y., Wann, S.R., Lin, H.H., Huang, W.K., Liu, Y.C. Journal of microbiology, immunology, and infection = Wei mian yu gan ran za zhi. (2002)