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1 National Network of Congenital Anomalies of Argentina (RENAC), National Center of Medical Genetics, National Administration of Health Laboratories and Institutes, National Ministry of Health, Buenos Aires, Argentina. bgroisman@gmail.com.
2 ECEMC (Spanish Collaborative Study of Congenital Malformations), Centro de Investigación sobre Anomalías Congénitas (CIAC), Institute of Rare Diseases Research (IIER), Instituto de Salud Carlos III (ISCIII), Madrid, Spain.
3 Department of Epidemiology, College of Public Health, University of Iowa, Iowa City, Iowa, USA.
4 Division of Medical Genetics, Department of Pediatrics, University of Utah School of Medicine, Salt Lake City, Utah, USA.
5 Global Health Programs, March of Dimes, Arlington, Virginia, USA.
6 Alessandra Lisi International Centre on Birth Defects and Prematurity-ICBD, Rome, Italy.
1 National Network of Congenital Anomalies of Argentina (RENAC), National Center of Medical Genetics, National Administration of Health Laboratories and Institutes, National Ministry of Health, Buenos Aires, Argentina. bgroisman@gmail.com.
2 ECEMC (Spanish Collaborative Study of Congenital Malformations), Centro de Investigación sobre Anomalías Congénitas (CIAC), Institute of Rare Diseases Research (IIER), Instituto de Salud Carlos III (ISCIII), Madrid, Spain.
3 Department of Epidemiology, College of Public Health, University of Iowa, Iowa City, Iowa, USA.
4 Division of Medical Genetics, Department of Pediatrics, University of Utah School of Medicine, Salt Lake City, Utah, USA.
5 Global Health Programs, March of Dimes, Arlington, Virginia, USA.
6 Alessandra Lisi International Centre on Birth Defects and Prematurity-ICBD, Rome, Italy.