1. Yip WCL, Tay JSH, Tan NC. Congenital heart disease in Singapore present problems and future perspectives. Singapore Med J 1982;23: 133-9.
2. Wong JCL, Tay JSH, Yip WCL, Wong HB. A 20-year review (19661985) of hospital mortality in the University Department of Paediatrics, Singapore. J Singapore Paediatr Soc 1987;29(Suppl):73-9.
3. Yip WCL. Congenital heart disease in Southeast Asian infants and children (Part I) clinical diagnostic evaluation. J Paediatr Obstet Gynaecol 1987;13:5-12.
4. Chan KY, Yip WCL, Tay JSH, Rajan U, Ng MP. Results of screening for cardiac diseases among school children in Singapore. J Singapore Paediatr Soc 1988;30:125-8.
5. Chan KY, Loke KY, Yip WCL, Tay JSH. Cardiac arrhythmias in paediatric practice. J Singapore Paediatr Soc 1989;31:32-7.