Osteochondroma of the Sacrum: A Case ReportHo Guen Chang, Jong Oh Ha, Soo Jung Choi et al.|The Journal of the Korean Orthopaedic Association|1994Cited by 1
Epidemiology of Senile Fractures of the Proximal femur, 1983-1992Chang Ju Lee, Jong Oh Ha, Won Ho Cho et al.|Journal of the Korean Fracture Society|1994Cited by 0