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Journal Article SOME OBSERVATIONS ON HEADACHE Get access D. W. C. NORTHFIELD D. W. C. NORTHFIELD From the Department of Neuro-Surgery of the London Hospital Search for other works by this author on: Oxford Academic PubMed Google Scholar Brain, Volume 61, Issue 2, June 1938, Pages 133–162, https://doi.org/10.1093/brain/61.2.133 Published: 01 June 1938
D. W. C. Northfield (Sat,) studied this question.