Sagittalization of the oblique muscles as a possible cause for the "A", "V", and "X" phenomena.

ADLER, F. H. (1948). Amer. J. Ophthal., 31, 387.

ADLER, F. H. (1953). A.M.A. Arch. Ophthal., 50, 19.

BURLAN, H. M. (1944). Amer. J. Ophthal., 27, 1284.

CRONE, R. A. (1952). "Alternende Hyperphorie", pp. 50-113. Swets and Zeitlinger, Amsterdam, Netherlands.

DUANE, A. (1932). Arch. Ophthal. (Chicago), 8, 530.

DUNNINGTON, J. H. (1931). Amer. J. Ophthal., 14, 1140.

FINK, W. H. (1962). "Surgery of the Vertical Muscles of the Eye", 2nd ed., pp. 196-202. Thomas, Springfield, Ill.

FOLK, E. R. (1965). "Treatment of Strabismus". Thomas, Springfield, Ill.

GOBIN, M. H. (1964). Ophthalmologica (Basel), 148, 325.

HUGONNIER, R. (1958). Bull. Soc. Ophtal. Fr., p. 585.

HUGONNIER, R. (1962). Ibid., p. 286.

JAMPOLSKY, A. (1957). Trans. Amer. Acad. Ophthal. Otolaryng., 61, 689.

KREWSON, W. E. (1950). Ibid., 48, 443.

NoTo, K. (1961). Jap. J. Ophthal., 5, 261. RuBINSTEIN, K., and DIXON, J. (1959). Brit. J. Ophthal., 43, 21.

SACHSENWEGER, R., and LUKOFF, L. (1959). Klin. Mbl. Augenheilk., 135, 388.

URRETS-ZAVALIA, A. (1961). Trans. Amer. Acad. Ophthal. Otolaryng., 65, 324.

URIsT, M. J. (1951). A.M.A. Arch. Ophthal., 46, 245.

URIsT, M. J. (1958). Amer. J. Ophthal., 46, 835.

VILLASECA, A. (1961). Ibid., 52, 172.

WAGMAN, 0. H. (1945). Ibid., 28, 1226.

WEISS, J. B. (1964). Bull. Soc. Ophtal. Fr., p. 251.

ZAKI, H. A. A., and KEENEY, A. H. (1957). A.M.A. Arch. Ophthal., 57, 418.