1. Der hypoplastische Daumen [The hypoplastic thumb];Blauth;Arch Orthop Unfall-Chir,1967
2. Polydactyly of the thumb: abnormal anatomy and treatment;Marks;J Hand Surg Am,1978
3. Longitudinal failure of upper-limb formation;Manske;Instr Course Lect,1997
4. Type III-A hypoplastic thumb;Manske;J Hand Surg Am,1995
5. Characteristics of patients with hypoplastic thumb: a prospective study of 51 patients with the results of surgical treatment;Abdel-Ghani;J Pediatr Orthop B,2004