Foreword from the guest editor: Reproductive and other health effects of semiconductor work: The semiconductor health study

Do breast-feeding and other reproductive

Do breast-feeding and other reproductive factors influence future risk of rheumatoid arthritis?: Results from the Nurses' Health Study

✍ Elizabeth W. Karlson; Lisa A. Mandl; Susan E. Hankinson; Francine Grodstein 📂 Article 📅 2004 🏛 John Wiley and Sons 🌐 English ⚖ 90 KB 👁 3 views

## Abstract ## Objective To explore the contribution of female hormonal factors occurring prior to the onset of rheumatoid arthritis (RA), such as age at menarche, parity, age at first birth, breast‐feeding, use of oral contraceptives (OCs), irregular menstrual cycles, and postmenopausal hormone (