[1] Psychiatry Division,
[2] National Cancer Center Hospital East,undefined
[3] Kashiwanoha 6–5–1,undefined
[4] Kashiwa,undefined
[5] Chiba 277–8577,undefined
[6] Japan,undefined
[7] Department of Thoracic Oncology,undefined
[8] National Cancer Center Hospital East,undefined
[9] Kashiwanoha 6–5–1,undefined
[10] Kashiwa,undefined
[11] Chiba 277–8577,undefined
[12] Japan,undefined
[13] Psycho-Oncology Division,undefined
[14] National Cancer Center Research Institute East,undefined
[15] Kashiwanoha 6–5–1,undefined
[16] Kashiwa,undefined
[17] Chiba 277–8577,undefined
[18] Japan Tel.: +81–471–34–7013 Fax: +81–471–34–7026 email: yuchitom@east.ncc.go.jp,undefined
[19] Department of Head and Neck Surgery,undefined
[20] National Cancer Center Hospital East,undefined
[21] Kashiwanoha 6–5–1,undefined
[22] Kashiwa,undefined
[23] Chiba 277–8577,undefined
[24] Japan,undefined