TY - JOUR T1 - Estrogen metabolites: increasing evidence for their role in rheumatoid arthritis and systemic lupus erythematosus. JF - The Journal of Rheumatology JO - J Rheumatol SP - 419 LP - 421 VL - 31 IS - 3 AU - Maurizio Cutolo Y1 - 2004/03/01 UR - http://www.jrheum.org/content/31/3/419.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -