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The venous thrombotic risk of oral contraceptives, effects of oestrogen dose and progestogen type: results of the MEGA case-control study
Objective To assess the thrombotic risk associated with oral contraceptive use with a focus on dose of oestrogen and type of progestogen of oral contraceptives available in the Netherlands.Design Population based case-control study.Setting Six participating anticoagulation clinics in the Netherlands...
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Published in: | BMJ 2009-08, Vol.339 (7720), p.561-561 |
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Main Authors: | , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that cite this one |
Online Access: | Get full text |
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Summary: | Objective To assess the thrombotic risk associated with oral contraceptive use with a focus on dose of oestrogen and type of progestogen of oral contraceptives available in the Netherlands.Design Population based case-control study.Setting Six participating anticoagulation clinics in the Netherlands (Amersfoort, Amsterdam, The Hague, Leiden, Rotterdam, and Utrecht).Participants Premenopausal women |
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ISSN: | 0959-8138 0959-535X 1468-5833 1756-1833 |
DOI: | 10.1136/bmj.b2921 |