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. 2020 May 12;33(2):591–596. doi: 10.1007/s12028-020-00983-7

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Fig. 2 — Patients with Encephalitis lethargica. Cranial nerve deficits (a) and oculogyric crisis (b) (forced upward deviation of the eyes that may persist for hours (kindly provided by Dr Olivier Walusinki)