6Schajowicz F, Gallardo H. Chondroblastoma of bone. A clinico pathological study of sixty-nine cases[J]. J Bone Joint Surg Br, 1970, 52(2) :205 - 206.
7Trebse R, Rotter A, Pisot V. Chondroblastoma of the patella associated with an aneurysmal bone cyst[J]. Acta Orthop Belg,2001, 67(3) :290 - 296.
8Cuvelier CA, Roels HJ. Cytophotometric studies of the nuclear DNA content in cartilaginous tumors [J]. Cancer, 1979,44 (4) : 1363 - 1314.
9van Zelderen-Bhola SL, Bovee JV, Wessels HW, et al. Ring chromosome 4 as the sole cytogenetic anomaly in a chondroblastoma: a case report and review of the literature[J]. Cancer Genet Cytogenet, 1998,105(2) : 109 - 112.
10Mondal, Wick MR. S-100 protein immunostaining in the differentianl diagnosis of chondroblastoma [ J ]. Hum Pathol, 1985, 16 ( 3 ) : 287 - 293.