Wong, R. L., Ting, D. S., Wan, K. H., Lai, K. H., Ko, C., Ruamviboonsuk, P., . . . Tham, C. C. (2020). COVID-19: Ocular Manifestations and the APAO Prevention Guidelines for Ophthalmic Practices. Asia Pac J Ophthalmol (Phila).

Wong, Raymond L.M., Daniel S.W Ting, Kelvin H. Wan, Kenny H.W Lai, Chung-Nga Ko, Paisan Ruamviboonsuk, Suber S. Huang, Dennis S.C Lam, and Clement C.Y Tham. "COVID-19: Ocular Manifestations and the APAO Prevention Guidelines for Ophthalmic Practices." Asia Pac J Ophthalmol (Phila) 2020.

Wong, Raymond L.M., et al. "COVID-19: Ocular Manifestations and the APAO Prevention Guidelines for Ophthalmic Practices." Asia Pac J Ophthalmol (Phila) 2020.