The University of Hong Kong - WHO Collaborating Centre for Infectious Disease Epidemiology and Control, The Chinese University of Hong Kong (CUHK) - Department of Medicine & Therapeutics, Princess Margaret Hospital - Department of Medicine, Queen Elizabeth Hospital, Hong Kong - Department of Paediatrics, Princess Margaret Hospital - Department of Paediatric and Adolescent Medicine, The University of Hong Kong, The University of Hong Kong, The University of Hong Kong, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health and The University of Hong Kong - School of Public Health

The University of Hong Kong - School of Public Health, The Chinese University of Hong Kong (CUHK) - School of Public Health and Primary Care, The University of Hong Kong - School of Public Health, The Chinese University of Hong Kong (CUHK), North Lantau Hospital - Department of Pathology, St. Jude Children’s Research Hospital, St. Jude Children’s Research Hospital, Johns Hopkins University - Department of Molecular Microbiology and Immunology, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The Chinese University of Hong Kong (CUHK), The University of Hong Kong - School of Public Health, The Chinese University of Hong Kong (CUHK) - Department of Medicine and Therapeutics, The University of Hong Kong - School of Public Health, The Chinese University of Hong Kong (CUHK) - Department of Medicine and Therapeutics, Johns Hopkins University - Department of Molecular Microbiology and Immunology, The University of Hong Kong - School of Public Health, The Chinese University of Hong Kong (CUHK) - Department of Medicine & Therapeutics and The University of Hong Kong - School of Public Health

The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - HKU-Pasteur Research Pole, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - School of Public Health, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, Ishikawa Prefectural University - Research Institute for Bioresources and Biotechnology, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine, The University of Hong Kong - School of Public Health, The University of Hong Kong - School of Public Health, The University of Hong Kong - Department of Pediatrics & Adolescent Medicine and The University of Hong Kong - Department of Pediatrics & Adolescent Medicine

University of Gothenburg, East Africa University, World Health Organization (WHO) - World Health Organization, Geneva, World Health Organization (WHO) - World Health Organization, Country Office Somalia, The University of Hong Kong - School of Public Health, Puntland State Public Health Reference Laboratory, Federal Ministry of Health for the Federal Republic of Somalia, Ministry of Health Somalia, Ministry of Health Somalia, East Africa University, East Africa University, Benadir University, Ministry of Health Somalia, East Africa University, Benadir University, Ministry of Health Somalia, East Africa University, Benadir Hospital, Ministry of Health Somalia, Ministry of Health Somalia, East Africa University, The University of Hong Kong, Benadir University, East Africa University, East Africa University, The University of Hong Kong - School of Public Health, Benadir Hospital, East Africa University, Benadir University, World Health Organization (WHO) / Eastern Mediterranean Regional Office (EMRO), Ministry of Health Somalia, East Africa University, Benadir Hospital, World Health Organization (WHO) - World Health Organization, Geneva, Ministry of Health Somalia, World Health Organization (WHO) - Department of Epidemic and Pandemic Preparedness and Prevention, World Health Organization (WHO) / Eastern Mediterranean Regional Office (EMRO), Benadir University, The University of Hong Kong - School of Public Health, Imperial College London and World Health Organization (WHO)