Azam, Shadi http://orcid.org/0000-0002-3273-1970
Kemp Jacobsen, Katja
Aro, Arja R.
von Euler-Chelpin, My
Tjønneland, Anne
Vejborg, Ilse
Lynge, Elsebeth
Andersen, Zorana J.
Funding for this research was provided by:
Syddansk Universitet
Article History
Received: 13 March 2018
Accepted: 17 August 2018
First Online: 7 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Danish law regarding ethical approval of register-based research does not require consent from study participants to publish.
: The study was entirely based on register and cohort data and was approved by the Danish Data Inspection Agency (2014-41-3168). We have obtained informed consent from all the participating women that information about them in health registries can be obtained.
: Informed consent was obtained from all individual participants included in the study.