1. The influence of etiology on the results of coccygectomy;Bayne;Clinical Orthopaedics and Related Research,1984
2. Dislocation of the coccyx: a case report;Bergkamp;Journal of Bone and Joint Surgery,1995
3. Lectures on midwifery;Blundell,1832
4. Principles and practice of obstetric medicine;Blundell,1840
5. Coccydynia: its diagnosis and management;Borgia;Military Medicine,1964