1. An iatrogenic ptosis after enucleation and its correction by prosthesis;Allen,1982
2. Modified impression method of artificial eye fitting;Allen;Am J Ophthalmol,1969
3. Reduction of upper eyelid ptosis with the prosthesis, with special attention to a recently devised, more effective method;Allen,1976
4. Evisceration of the globe, with artificial vitreous;Mules;Trans Ophthalmol Soc UK,1885
5. Evisceration of the eye and its relation to the bacterial theory of the origin of sympathetic disease;Mules;Br Med J,1886