Strand, V Are there special considerations relevant to trials of biologic agents? [electronic resource] - The Journal of rheumatology. Supplement Sep 1994 - 41-5; discussion 45-9 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0380-0903 Subjects--Topical Terms: Antirheumatic Agents--therapeutic useArthritis, Rheumatoid--therapyBiological Products--adverse effectsClinical Trials as TopicHumans