1M. N. Tsolia,M. Theodoridou,G. Tzanakaki,V. Vlachou,G. Mostrou,F. Stripeli,P. Kalabalikis,A. Pangalis,D. Kafetzis,J. Kremastinou,A. Konstantopoulos. Invasive meningococcal disease in children in Greece: comparison of serogroup A disease with disease caused by other serogroups[J] 2006,European Journal of Clinical Microbiology & Infectious Diseases(7):449~456