Erratum

In this article,¹ the two contributing consortia were omitted from the author list at the time of publication: Undiagnosed Diseases Network and Care4Rare Canada consortium. The author list should read as:

Devon L Johnstone ¹, Thi Tuyet Mai Nguyen ², Jessica Zambonin ^{1 3}, Kristin D Kernohan ^{1 4}, Anik St‐Denis ², Nissan V Baratang ², Taila Hartley ¹, Michael T Geraghty ⁴, Julie Richer ³, Jacek Majewski ^{5 6}, Eric Bareke ^{5 6}, Andrea Guerin ⁷, Manuela Pendziwiat ⁸, Loren D M Pena ^{9 10}, Hilde M H Braakman ^{11 12}, Karen W Gripp ¹³, Andrew C Edmondson ¹⁴, Miao He ¹⁵, Rebecca C Spillmann ¹⁶, Erik A Eklund ¹⁷, Allan Bayat ^{18 19}, Undiagnosed Diseases Network, Care4Rare Canada Consortium, Hugh J McMillan ²⁰, Kym M Boycott ^{1 3}, Philippe M Campeau ^{2 21}

Affiliations

¹Children's Hospital of Eastern Ontario Research Institute, Ottawa, Ontario, Canada.

²Research Center, CHU Sainte Justine, University of Montreal, Montreal, Quebec, Canada.

³Department of Genetics, Children's Hospital of Eastern Ontario, Ottawa, Ontario, Canada.

⁴Division of Metabolics and Newborn Screening, Department of Pediatrics, Children's Hospital of Eastern Ontario, Ottawa, Ontario, Canada.

⁵Department of Human Genetics, McGill University, Montreal, Quebec, Canada.

⁶McGill University and Genome Quebec Innovation Centre, Montreal, Quebec, Canada.

⁷Division of Medical Genetics, Department of Pediatrics, Queen's University, Kingston, Ontario, Canada.

⁸Department of Neuropediatrics, Christian‐Albrechts‐University of Kiel, Kiel, Germany.

⁹Division of Human Genetics, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio, USA.

¹⁰Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati, Ohio, USA.

¹¹Department of Neurology, Academic Center for Epileptology Kempenhaeghe & Maastricht University Medical Center, Heeze, The Netherlands.

¹²Department of Pediatric Neurology, Amalia Children's Hospital, Radboud University Medical Center & Donders Institute for Brain, Cognition and Behaviour, Radboud University, Nijmegen, The Netherlands.

¹³Division of Medical Genetics, A. I. DuPont Hospital for Children/Nemours, Wilmington, Delaware, USA.

¹⁴Department of Pediatrics, Division of Human Genetics, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA.

¹⁵Department of Pathology and Laboratory Medicine, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA.

¹⁶Division of Medical Genetics, Department of Pediatrics, Duke University Medical Center, Durham, North Carolina, USA.

¹⁷Department of Pediatric Neurology, Region Skåne and Clinical Sciences, Lund University Skåne University Hospital (SUS), Lund, Sweden.

¹⁸Department of Genetics and Personalized Medicine, Danish Epilepsy Centre, Dianalund, Denmark.

¹⁹Institute for Regional Health Services Research, University of Southern Denmark, Odense, Denmark.

²⁰Division of Neurology, Department of Pediatrics, Children's Hospital of Eastern Ontario, Ottawa, Ontario, Canada.

²¹Department of Pediatrics, Sainte‐Justine Hospital, University of Montreal, Montreal, Quebec, Canada.

The online version has been corrected to reflect this update.

REFERENCE

1. Johnstone DL, Nguyen TTM, Zambonin J, et al. Early infantile epileptic encephalopathy due to biallelic pathogenic variants in PIGQ: Report of seven new subjects and review of the literature. J Inherit Metab Dis. 2020 Nov;43(6):1321‐1332