1. Large spontaneous abscess of liver with rupture into pericardium;Azan, A.J.;Illinois med. J,1932
2. Granulomatous abscess of the liver of pyogenic origin;Beaver, D.C.;Amer. J. Path,1931
3. Diagnostic problems of pyogenic hepatic abscess;Berke, J.; Pecora, C.;Amer. J. Surg,1966
4. Block, M. A., Schuman, B. M., Eyler, W. R., Truant, J. P., DuSault, L. A. (1964). Surgery of liver abscess. Arch. Surg., 88, 602-610.
5. The diagnosis of pyogenic liver abscess;Bourne, W.A.;Lancet,1954