RT Journal Article SR Electronic T1 A Case Report of Left-Sided Headache with Rhinocleisis JF Chinese Journal of Clinical Oncology JO Cancer Biol Med FD China Anti-Cancer Association SP 297 OP 300 DO 10.1007/s11805-007-0298-y VO 4 IS 4 A1 Hailing Hou A1 Zhiyong Yuan A1 Ping Wang A1 Li Zhu YR 2007 UL http://www.cancerbiomed.org/content/4/4/297.abstract