Corresponding author:
Ming Chern Leong
Paediatric & Congenital Heart Centre
Institut Jantung Negara (National Heart Institute of Malaysia)
145, Jalan Tun Razak,
50400 Kuala Lumpur, Malaysia
Tel : +603-26178470; Fax : +603 - 2694 6478; Email :
mcleong@ijn.com.my
OCID iD: 0000-0002-7891-8060