1. Cyclic esotropia;Costenbader;Arch Ophthalmol,1964
2. Alternate day squint;Roper Hall,1968
3. Clock-mechanism esotropia in children: alternate day squint;Richter;Johns Hopkins Med J,1968
4. Cyclic esotropia;Neatham;Br Orthopt J,1978
5. Cyclic esotropia developing after strabismus surgery;Muchnick;Arch Ophthalmol,1976