1. Penang Medical College; Department of Paediatrics; No 4 Sepoy Lines Penang Malaysia 10450
2. Universiti Kebangsaan Malaysia Medical Centre; Department of Paediatrics; Jalan Yaacob Latif, Bandar Tub Razak 56000 Cheras Kuala Lumpur Malaysia
3. Faculty of Medicine Siriraj Hospital, Mahidol University; Haematology/Oncology Division, Department of Paediatrics; 2 Prannok Road, Bangkoknoi Bangkok Thailand 10700