1. School of Dentistry, University of Texas Health Science Center at Houston, DBB-202, 6516 MD Anderson Blvd., Houston, TX 77030-3402, USA
2. Pediatric Research Center, University of Texas Health Science Center at Houston, TX, USA
3. Department of Biochemistry, Chicago College of Osteopathic Medicine, Midwestern University, Downers Grove, IL, USA
4. Departments of Oral Biology and Center for Craniofacial and Dental Genetics, School of Dental Medicine, University of Pittsburgh, PA, USA
5. Department of Craniofacial Development, King’s College London, England
6. Departments of Surgery and Otolaryngology, University of Colorado School of Medicine, Denver, CO, USA
7. Department of Medical Genetics, University of British Columbia, Vancouver, BC, Canada
8. Foundation for the Community Control of Hereditary Diseases, Budapest, Hungary
9. School of Stomatology, Beijing University, Beijing, China
10. Department of Biological Sciences, University of São Paulo, Bauru, Brazil
11. ECLAMC (Latin American Collaborative Study of Congenital Malformations) at CEMIC (Center for Medical Education and Clinical Research), Buenos Aires, Argentina
12. ECLAMC at Hospital de Area El Bolsón, Río Negro, Argentina
13. ECLAMC at IMBICE (Multidisciplinary Institute of Cellular Biology), La Plata, Argentina
14. ECLAMC at INAGEMP-CNPq (National Institute of Population Medical Genetics) in the Department of Genetics, Oswaldo Cruz Foundation, Rio de Janeiro, RJ, Brazil
15. ECLAMC (Estudo Colaborativo Latino Americano de Malformações Congênitas) at Departamento de Genética, Instituto de Biologia, Rio de Janeiro, Brazil, and INAGEMP (Instituto Nacional de Genética Médica Populacional), Rio de Janeiro, Brazil
16. University of Miami Miller School of Medicine, Miami, FL, USA