University of Groningen - Groningen Research Institute of Pharmacy, University of Cape Town (UCT) - Division of Clinical Pharmacology, University of Cape Town (UCT) - Division of Clinical Pharmacology, Radboud University Nijmegen - Radboud Institute for Health Sciences, Stellenbosch University, The University of Sydney, Dr. Ram Manohar Lohia Institute of Medical Sciences, Komfo Anokye Teaching Hospital, Pham Ngoc Thach Hospital, Stellenbosch University - Department of Paediatrics and Child Health, Government of the United Kingdom - NHS Greater Glasgow and Clyde, University of Cape Town (UCT) - Division of Clinical Pharmacology, University College London, University of Liverpool - Institute of Infection and Global Health, Hospital of Tropical Diseases - Oxford University Clinical Research Unit, Sarojini Naidu Medical College, University of Cape Town (UCT) - Division of Clinical Pharmacology, Stellenbosch University - Faculty of Medicine and Health Sciences, Addis Ababa University - Department of Pharmacology and Clinical Pharmacy, Stellenbosch University - Faculty of Medicine and Health Sciences, University College London - MRC Clinical Trials Unit, University of Melbourne, Stellenbosch University - Faculty of Medicine and Health Sciences, University of Virginia - Division of Infectious Diseases and International Health, University of Alabama at Birmingham - Department of Biology, All India Institute of Medical Sciences (AIIMS), Bhopal, - Johns Hopkins University Clinical Research Site (CRS), Indian Council of Medical Research (ICMR) - National Institute for Research in Tuberculosis, University of Florida - Emerging Pathogens Institute, All India Institute of Medical Sciences (AIIMS), Bhopal, Radboud University Nijmegen - Radboud University Medical Center, Instituto Nacional de Enfermedades Respiratorias (INER), Christian Medical College and Hospital - Department of Pharmacology and Clinical Pharmacology, Johns Hopkins University - Division of Infectious Diseases, Haydom Lutheran Hospital, Queen Elizabeth Central Hospital, Kibong’oto Infectious Diseases Hospital, All India Institute of Medical Sciences (AIIMS), Padjadjaran University - Faculty of Medicine, University of Florida - College of Pharmacy, Mahidol University - Mahidol-Oxford Tropical Medicine Research Unit, Indian Council of Medical Research (ICMR) - National Institute for Research in Tuberculosis, Christian Medical College and Hospital - Department of Pharmacology and Clinical Pharmacology, Maulana Azad Medical College, Padjadjaran University - Faculty of Medicine, Bai Jerbai Wadia Hospital for Children, Sarojini Naidu Medical College, University of Groningen - Department of Clinical Pharmacy and Pharmacology, Radboud University Nijmegen - Radboud Institute for Health Sciences, World Health Organization (WHO), Seth Gordhandas Sunderdas Medical College - King Edward Memorial Hospital, Charité - Universitätsmedizin Berlin - Department of Paediatric Respiratory Medicine, Immunology, and Critical Care Medicine, University of Virginia - Division of Infectious Diseases and International Health, University of Cape Town (UCT) - Division of Clinical Pharmacology, University of Groningen - Department of Pharmaceutical Analysis, University College London - MRC Clinical Trials Unit, All India Institute of Medical Sciences (AIIMS), Bhopal, Radboud University Nijmegen - Radboud Center for Infectious Diseases (RCI), Stellenbosch University - Faculty of Medicine and Health Sciences, University of Rochester - School of Medicine and Dentistry, Padjadjaran University - Faculty of Medicine, University of Groningen - Groningen Research Institute of Pharmacy, University of Groningen - Department of Clinical Pharmacy and Pharmacology and The University of Sydney - Sydney Institute for Infectious Diseases

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, KU Leuven, University of Groningen - University Medical Center Groningen (UMCG) and University of Groningen - Department of Pharmaceutical Analysis

VU University Medical Centre - Department of Paediatric Gastroenterology, VU University Medical Centre - Department of Paediatric Gastroenterology, Academic Medical Center - Department of Paediatric Gastroenterology, University of Amsterdam - Amsterdam University Medical Centers, VU University Medical Centre - Department of Obstetrics and Gynaecology, VU University Medical Centre - Department of Gastroenterology and Hepatology, University of Groningen - Department of Pharmaceutical Analysis, Academic Medical Center - Department of Paediatric Gastroenterology, VU University Medical Centre - Department of Paediatric Gastroenterology, VU University Medical Centre - Department of Obstetrics and Gynaecology, Danone Nutricia Research, Danone Nutricia Research, Danone Nutricia Research, Danone Nutricia Research, VU University Medical Centre - Department of Obstetrics and Gynaecology and VU University Medical Centre - Department of Paediatric Gastroenterology