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<rdf:Description rdf:about="https://calmview.lshtm.ac.uk/CalmView/record/catalog/GB%200809%20Ross/173/20/74" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Letter from Joseph Charles Ryan</dc:title>
  <dc:description>Ryan gives an account of an attack of malaria he experienced in Nigeria and the treatment and says that he is sure he only developed it after six years of quinine prophylaxis as his resistance had been lowered by ptomaine poisoning.</dc:description>
  <dc:date>9/6/1919</dc:date>
</rdf:Description>