Contribution to authorship
Hofstede, A: responsible for literature search, planning, combining phase 1 and 2, writing final draft of article, publication process
Lomme, M.: responsible for carrying out and analyzing phase 1 of this study, writing first draft of phase 1
Gosselink, S.: responsible for carrying out and analyzing phase 2 of this study, writing first draft of phase 2
Van Drongelen, J.: responsible and guiding gynecologist, writing first and final draft of article