title: The discovery of the rheumatoid factor. I. Erik Waaler. 1940.
authors.affiliation: Institute of Immunology and Rheumatology, National Hospital, University of Oslo, Norway.
authors.forename: J B
authors.initials: JB
authors.lastname: Natvig
authors.forename: O
authors.initials: O
authors.lastname: Tønder
mesh_terms: D049673:History, 20th Century; D006801:Humans; D012217:Rheumatoid Factor / Q000266:history* / Q000302:isolation & purification*; D012219:Rheumatology / Q000266:history*
chemical_list: D012217:Rheumatoid Factor