1. Department of Otolaryngology, KK Women’s and Children’s Hospital, Singapore, Singapore
2. Department of Pathology and Laboratory Medicine, KK Women’s and Children’s Hospital, Singapore, Singapore
3. Department of Otorhinolaryngology – Head and Neck Surgery, Singapore General Hospital, Singapore, Singapore
4. Departement of Hematology/Oncology, KK Women’s and Children’s Hospital, Singapore, Singapore