Oral Contraceptives, Replacement Oestrogens and the Risk of Rheumatoid ArthritisM. Harnandez-Avila, F E Speizer, Graham A. Colditz et al.|Lara D. Veeken|1989Cited by 9
Exogenous sex hormones and the risk of rheumatoid arthritisMauricio Hernández-Ávila, Frank E. Speizer, Meijian Liang et al.|Maturitas|1991Cited by 4