Given J, Dolk H, Little A, Loane M. Medication use from conception to the first antenatal appointment: agreement between maternal self-report to midwife and prescribing records in Northern Ireland in 2011-2016. IJPDS [Internet]. 2025 Nov. 24 [cited 2026 Oct. 22];10(1). Available from: https://ijpds.org/index.php/ijpds/article/view/2910