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Pearson K (1904). Report on certain enteric fever inoculation statistics. BMJ 3:1243-1246.
The editors are grateful to:
Larry Hedges, University of Chicago, for drawing attention to this record.
The Wellcome Trust for making available the portrait of Karl pearson (1857-1936).
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).