External fixators of the foot and ankle / editors, Paul S. Cooper, Vasilios D. Polyzois, Thomas Zgonis. - Philadelphia, PA : Wolters Kluwer Health/Lippincott Williams & Wilkins, 2013. - xii, 419 p. : ill. ; 28 cm. ISBN: 9781451171822 RM704.22 Subjects--Topical Terms: Foot--surgery.Ankle--surgery.External Fixators.