Parental knowledge, attitudes, and practices about vocal hygiene for their children in Chengdu, a city from China

por Lu, Dan, Yiu, Edwin M.-L., Pu, Dai, Yang, Hui, Ma, Estella P.-M.
Publicado 2019

Noise levels in an urban Asian school environment

por Chan, Karen M.K., Li, Chi Mei, Ma, Estella P.M., Yiu, Edwin M.L., McPherson, Bradley
Publicado 2015