1. Management of paralytic strabismus;Fells;Br J Ophthalmol,1974
2. Surgical correction of cyclotropia;Harada;Jpn J Ophthalmol,1964
3. Torsional diplopia due to cyclotropia and its surgical treatment;Lyle;Trans Am Acad Ophthalmol Otolaryngol,1964
4. Superior oblique palsy;Ellis;Int Ophthalmol Clin,1976
5. Acquired lesions of the fourth cranial nerve;Burger;Brain,1970