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  The Collected Papers of Paul Ehrlich: Chemotherapy - Google Books

  https://books.google.de/books?id=3Bb-BAAAQBAJ&dq=Apolant

  The Collected Papers of Paul Ehrlich, Volume III: Chemotherapy is a collection of Paul Ehrlich's papers on chemotherapy, including his early studies with dyes, arsenical compounds, salvarsan, and neosalvarsan. Obituary notices and personal tributes to…

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  Deutsche Biographie - Giemsa, Gustav

  https://www.deutsche-biographie.de/gnd101597800.html#ndbcontent

  Deutsche Biographie

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