2Mishra K, Basu S, Roychoudhury S, et al. I.iver abscess in chil- dren:an overview. World J Pediatr,2()l(),6(3):210-216.
3Abbasi B, Pathani A, Shaikh S, et al. Pat terns and differences in characteristics of types of liver abscess cases in civil hospital, Karachi. Medical channel,2011,17(2) : 13-17.
9Andersson B U, Tani E, Andersson U, et d. Tumor necrosis factor, in terleukin 11, and leukemia inhibitory factor p rodueed by Langerhans ceils in l.angerhans cell histiocytosis [ J] . J Pediater Hematol Oncol, 2004, 26 (11) : 706-711.
10Glotzbecker MP, Dormans JP, Pawel BR, et al. Langerhans cell histio eytosis and human herpes virus 6 (HHV-6) , an analysis by real-time polymerase chain reaction [J] . Journal of Orthopaedic Research, 2006, 24 (3) : 313-320.
