1. Boyer, cited by Inge and Ferguson (Ref. 6)
2. Du Vries H (1978) Surgery of the Foot, 4 ed, C V Mosby, Saint-Louis
3. Gillette, cited by Inge and Ferguson (Ref. 6)
4. Haines, RW, McDougall A (1954) The anatomy of Hallux Valgus. J Bone Joint Surg 36B: 272?293
5. Helal B (1981) The great toe sesamoid bones: The lus or lost souls of Ushaia. Clin Orthop, 157: 82?87