Data Resource Profile: https://pubmed.ncbi.nlm.nih.gov/31742613/
Opdahl S, Henningsen AKA, Bergh C, Gissler M, Romundstad LB, Petzold M, Tiitinen A, Wennerholm UB, Pinborg AB. Data Resource Profile: Committee of Nordic Assisted Reproductive Technology and Safety (CoNARTaS) cohort. Int J Epidemiol 2020;49:365-366f.
Denmark:
The Danish Health Data Authority: https://sundhedsdatastyrelsen.dk/da/english
Statistics Denmark: https://www.dst.dk/en
Danish Fertility Society: https://fertilitetsselskab.dk
Finland:
Findata: Registers at the Finnish Institute for Health and Welfare: https://thl.fi/en/web/thlfi-en/statistics-and-data/data-and-services/register-descriptions
Statistics on assisted fertility treatments at the Finnish Institute for Health and Welfare: https://thl.fi/en/web/thlfi-en/statistics-and-data/statistics-by-topic/sexual-and-reproductive-health/assisted-fertility-treatments
Finnish Social and Health Data Permit Authority Findata: https://findata.fi/en/
Norway:
Sweden:
The Swedish National Board of Health and Welfare: https://www.socialstyrelsen.se/en/
Statistics Sweden: https://www.scb.se/en/
The National Quality Registry for Assisted Reproduction (Q-IVF) https://www.medscinet.com/qivf/