T. Y. Wong

The prevalence and risk factors for pterygium in an adult Chinese population in Singapore: the Tanjong Pagar survey.

S. K. Seah, T. Wong, P. Foster, 2001, American journal of ophthalmology.

The prevalence of and risk factors for pterygium in an urban Malay population: The Singapore Malay Eye Study (SiMES)

T. Wong, S. Saw, W. Tay, 2009, British Journal of Ophthalmology.