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Chick H, Dalyell EJ (1921). Observations on the influence of foods in stimulating development in backward children. BMJ 2:1061-1066.
The editors are grateful to:
BMJ for allowing the James Lind Library to link to this and other BMJ articles of historical relevance (email to Iain Chalmers from Fiona Godlee, 05 May 2015).