Primary position upbeat nystagmus:a Clinicopathologic Study
Neurol 27:294, Gilman,N.,et al, 1977
Persistent Hiccoughs as the Predominant Symptom with a Tumour of the Medulla Oblongata
J Neurol 212:91, Kozik,M.,et al, 1976
Astrocytoma Mimicking the Features of Pheochromocytoms
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