Confounding in observational studies based on large health care databases: problems and potential solutions – a primer for the clinician

Por Nørgaard M, Ehrenstein V, Vandenbroucke JP
Publicado em 2017-03-01

The Danish health care system and epidemiological research: from health care contacts to database records

Por Schmidt M, Schmidt SAJ, Adelborg K, Sundbøll J, Laugesen K, Ehrenstein V, Sørensen HT
Publicado em 2019-07-01

Evaluation of an algorithm ascertaining cases of osteonecrosis of the jaw in the Swedish National Patient Register

Por Svensson M, Kieler H, Granath F, Gammelager H, Ehrenstein V, Jarnbring F, Bergdahl J, Tell GS, Trolle Lagerros Y
Publicado em 2013-01-01

Rosiglitazone use and post-discontinuation glycaemic control in two European countries, 2000–2010

Por Ehrenstein, V, Hernandez, R K, Ulrichsen, S P, Rungby, J, Lash, T L, Riis, A H, Li, L, Sørensen, H T, Jick, S S
Publicado em 2013

A prospective cohort study of a woman's own gestational age and her fecundability

Por Wildenschild, C., Riis, A.H., Ehrenstein, V., Hatch, E.E., Wise, L.A., Rothman, K.J., Sørensen, H.T., Mikkelsen, E.M.
Publicado no Hum Reprod (2015)