Global clinical data platform for severe acute hepatitis of unknown aetiology in children case report form (CRF) 21 June 2022 | Technical document Download (502.3 kB) Overview Arabic l Chinese l French l Russian l Spanish WHO Team Influenza, Hepatitis and PIP Framework Editors World Health Organization Number of pages 19 Reference numbers WHO Reference Number: WHO/UnkHep/Clinical/CRF-2022.1 Copyright