Prior and current health characteristics of postmenopausal estrogen replacement therapy users compared with nonusers
OBJECTIVE: Our purpose was to investigate whether selection of healthy women for postmenopausal estrogen therapy may confound observational studies of estrogen use and cardiovascular disease risk. STUDY DESIGN: Data were obtained from baseline (1981 to 1984) and follow-up (1990 to 1992) health surve...
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Veröffentlicht in: | American journal of obstetrics and gynecology 1995-08, Vol.173 (2), p.544-550 |
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Hauptverfasser: | , , , , |
Format: | Artikel |
Sprache: | eng |
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