1. Habitual locking of the metacarpophalangeal joint by a collateral ligament or rare cause of trigger finger;Langenskiold;Acta Chir Scand,1950
2. Locking of the metacarpophalangeal joints;Harvey;J Bone Joint Surg [Br],1974
3. Locked index finger;Aston;J Bone Joint Surg [Br],1960
4. A locked index finger;Alldred;J Bone Joint Surg [Br],1954
5. Locking of the metacarpophalangeal joint;Yancey;J Bone Joint Surg [Am],1962