1 Department of Otorhinolaryngology-Head and Neck Surgery, University of Maryland, School of Medicine, Baltimore, MD, USA. sriazuddin@smail.umaryland.edu.
2 Center for Genetic Diseases, Shaheed Zulfiqar Ali Bhutto Medical University, Pakistan Institute of Medical Sciences, Islamabad, Pakistan. sriazuddin@smail.umaryland.edu.
3 Department of Otorhinolaryngology-Head and Neck Surgery, University of Maryland, School of Medicine, Baltimore, MD, USA.
4 Department of Human Genetics, Donders Institute for Brain, Cognition and Behaviour, Radboud University Medical Center, Nijmegen, The Netherlands.
5 Allama Iqbal Medical College, University of Health Sciences, Lahore, Pakistan.
6 National Centre of Excellence in Molecular Biology, University of The Punjab, Lahore, Pakistan.
7 Department of Neurology, Oslo University Hospital, Oslo, Norway.
8 Center for Genetic Diseases, Shaheed Zulfiqar Ali Bhutto Medical University, Pakistan Institute of Medical Sciences, Islamabad, Pakistan.
9 Center for Genetic Diseases, CAPES Foundation, Ministry of Education of Brazil, Brasília, Brazil.
10 Institute for Genome Sciences and Program in Personalized and Genomic Medicine, University of Maryland, School of Medicine, Baltimore, MD, USA.
11 Department of Genetic Medicine and Development, University of Geneva, Geneva, Switzerland.
12 Department of Biosciences, Faculty of Science, COMSATS Institute of Information Technology, Islamabad, Pakistan.
13 Department of Clinical Genetics, GROW School for Oncology and Developmental Biology, Maastricht University Medical Centre, Maastricht, The Netherlands.
14 Department of Medical Genetics, Cambridge Institute for Medical Research, University of Cambridge, Cambridge, UK.
15 Department of Haematology, University of Cambridge, Cambridge, UK.
16 Department of Ophthalmology, The Wilmer Eye Institute, Johns Hopkins University School of Medicine, Baltimore, MD, USA.
17 Department of Human Genetics, Donders Institute for Brain, Cognition and Behaviour, Radboud University Medical Center, Nijmegen, The Netherlands. Hans.vanbokhoven@radboudumc.nl.
18 Center for Genetic Diseases, Shaheed Zulfiqar Ali Bhutto Medical University, Pakistan Institute of Medical Sciences, Islamabad, Pakistan. riazuddin@aimrc.org.
19 Allama Iqbal Medical College, University of Health Sciences, Lahore, Pakistan. riazuddin@aimrc.org.
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