00611nas a2200241   4500000000100000008004100001260001600042653003100058653002600089653003000115653002300145653002600168653001100194653002000205653001200225653002200237653001700259100001300276245004800289300001100337490000700348022001400355       1970                            d  c1970 Oct 2910aAntigen-Antibody Reactions10aArthritis, Rheumatoid10aComplement Fixation Tests10aGranulation Tissue10aHistory, 20th Century10aHumans10aImmunoglobulins10aleprosy10aRheumatoid Factor10aTuberculosis1 aWAALER E00a[Rheumatoid factor in the 1930s and today].  a1385-90 v83  a0029-1420