Li P H, Lee P Pw, Fung S L, Lau C S, Lu Y L
Department of Medicine, Queen Mary Hospital, Pokfulam, Hong Kong.
Department Paediatrics and Adolescent Medicine, Queen Mary Hospital, Pokfulam, Hong Kong.
Hong Kong Med J. 2018 Aug;24(4):423-425. doi: 10.12809/hkmj166048.