[1] Department of Infectious disease,
[2] National Children's Hospital 3-35-31 Taishidou Setagaya-ku Tokyo 154-8509,undefined
[3] Japan,undefined
[4] Tel.: +81-3-3414-8121,undefined
[5] Fax: +81-3-3419-0381,undefined
[6] Department of Cardiology,undefined
[7] National Children's Hospital,undefined
[8] Tokyo,undefined
[9] Japan,undefined
[10] Department of Pathology,undefined
[11] National Children's Hospital,undefined
[12] Tokyo,undefined
[13] Japan,undefined
[14] Department of Pediatrics,undefined
[15] Jikei University School of Medicine,undefined
[16] Tokyo,undefined
[17] Japan,undefined