JohnsonV. C.ListC. F.: Ventriculographic localization of intra-cranial tumors. II. Tumors of the aqueduct, pons and cerebello-pontine angle. Amer. J. Roentgenol.40 (1938), 348.
2.
LysholmErik: Ventriculography of the fourth ventricle. Amer. J. Roentgenol.41 (1939), 18.
3.
McWhirterR.: Radiation treatment of cerebral tumors. Proc. Roy. Soc. Med.39 (1946), 673.
4.
PeirceC. B.ConeW. V.BouchardJ.LewisR.: Medulloblastoma: Nonoperative management with roentgen therapy after aspiration biopsy. Radiology62 (1949), 621.
5.
RuggieroG.CastellanoF.: Upward displacement of the posterior part of the third ventricle. A method for its evaluation. Acta radiol.39 (1953), 377.
6.
SuttonD.: Radiologic assessment of the normal aqueduct and fourth ventricle. Brit. J. Radiol.23 (1950), 208.
7.
TwiningE. W.: Radiology of third and fourth ventricles. Brit. J. Radiol.12 (1939), 385, 569.
8.
WilsonH. M.LutzW. G.: Lesions of the aqueduct of Sylvius. Radiology46 (1946), 132.