1. Research Laboratory KK Women's & Children's Hospital Singapore City Singapore
2. Paediatrics Academic Clinical Programme SingHealth Duke‐NUS Graduate Medical School Singapore City Singapore
3. Department Dermatology and Venereology, Faculty of Medicine Universitas Padjadjaran ‐ Dr Hasan Sadikin General Hospital Bandung Indonesia
4. Department of Dermatology KK Women's & Children's Hospital Singapore City Singapore