Use of combined oral contraceptives and risk of venous thromboembolism: nested case-control studies using the QResearch and CPRD databases

Bibliographic Details
Main Authors: Vinogradova, Y., Coupland, C., Hippisley-Cox, J.
Format: Article
Language:English
Published: BMJ Publishing Group 2018
Online Access:https://eprints.nottingham.ac.uk/53509/

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