Received: 16 March 2021
Accepted: 20 May 2021
First Online: 23 June 2021
: All data presented was collected according to UK Health Research Authority regulations for collection and publication of routine single-site audit data (ExternalRef removed) and locally approved by the Hospital for Tropical Diseases Audit Committee (ExternalRef removed) which is a part of University College Hospitals NHS Foundation Trust London UK. We confirm that informed consent requirements were waived by the responsible ethical committee (Hospital for Tropical Diseases, London, UK).We confirm informed consent requirements were waived by the responsible ethical committee (Hospital for Tropical Diseases Audit Committee) according to University College London Hospital guidelines (local) and United Kingdom Health Research Authority (national) guidance and legislation with respect to the retrospective evaluation of routine single-site audit data. The named ethical committee (HTD Audit Committee 2018, Chair Prof D Lockwood, Unit 2B Maple House, Tottenham Court Road, London) has authority to approve this study on humans. All methods were performed in compliance with local and national legislation and regulations.
: Consent to publish has been given.
: The authors declare no conflicts of interest.