Containing COVID-19: Implementation of early and moderately stringent social distancing measures can prevent the need for large-scale lockdowns

by Koh, W.C., Alikhan, M.F., Koh, D., Wong, J.
Published 2021

Light and scanning electron microscopic evaluation of Glyde™ File Prep in smear layer removal

by Lim, T.S., Wee, T.Y., Choi, M.Y., Koh, W.C., Sae-Lim, V.
Published 2013