References
- Burian HM: Round table discussion. In Allen JH (ed.) Strabismus Ophthalmic Symposium II. St. Louis, CV Mosby Co., 1958, p. 488.
- Windsor CE, Berg EF: Circadian heterotropia. Am J Ophthalmol 1969; 67:565–571.
- Muchnick RS, Sanfilippo S, Dunlap EA: Cyclic esotropia developing after strabismus surgery. Arch Ophthalmol 1976; 94:459–460.
- Uemera Y, Tomita M, Tanaka Y: Consecutive Cyclic Esotropia. J Pediatr Ophthalmol 1977; 14:278–280.
- Richter CP: Clock mechanism esotropia in children: Alternate day squint. Johns Hopkins Medical J 1968; 122:218–223.
- Roper Hall MJ, Yapp JMS: Alternate day squint. in The First International Congress of Orthoptists. London, Henry Kimpton, 1968, p. 262.
- von Noorden GK: Burian-von Noorden's Binocular Vision and Ocular Motility. St. Louis: CV Mosby Co., 1980, pp. 392–393.