Effectiveness of general preconception care accompanied by a recruitment approach: protocol of a community-based cohort study (the Healthy Pregnancy 4 All study).
Sabine F van VoorstAmber A VosLieke C de Jong-PotjerAdja J M WaelputEric A P SteegersSemiha DenktasPublished in: BMJ open (2015)
Approval for this study has been obtained from the Medical Ethical Committee of the Erasmus Medical Center of Rotterdam (MEC 2012-425). Results will be published and presented at international conferences.