1. Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway
2. Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway2Department of Pediatrics, Haukeland University Hospital, Helse-Bergen, Bergen, Norway
3. Centre for Rare Disorders, Oslo University Hospital, Oslo, Norway
4. Department of Plastic and Reconstructive Surgery, Oslo University Hospital, Oslo, Norway5Norwegian Registry of Cleft Lip and Palate, Helse-Bergen, Bergen, Norway
5. Norwegian Registry of Cleft Lip and Palate, Helse-Bergen, Bergen, Norway6Department of Plastic Surgery, Haukeland University Hospital, Helse-Bergen, Bergen, Norway
6. Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway2Department of Pediatrics, Haukeland University Hospital, Helse-Bergen, Bergen, Norway7Norwegian Institute of Public Health, Bergen, Norway
7. Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway7Norwegian Institute of Public Health, Bergen, Norway