Zentralblatt für Bakteriologie--100 years ago: protozoa as causative agents of smallpox, or: Cytoryctes and no end.
Köhler
W
W
Friedrich-Schiller-Universität, Institut für Experimentelle Mikrobiologie, Jena, Germany.
D000818:Animals; D056890:Eukaryota / Q000302:isolation & purification*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D012899:Smallpox / Q000266:history* / Q000469:parasitology; D014615:Vaccinia / Q000266:history* / Q000469:parasitology