@article{Ai2020, 
author = {Zhengtao Ai and Cheuk Ming Mak and Naiping Gao and Jianlei Niu},
title = {Tracer gas is a suitable surrogate of exhaled droplet nuclei for studying airborne transmission in the built environment},
year = {2020},
journal = {Building Simulation},
volume = {13},
number = {3},
pages = {489-496},
url = {https://www.sciopen.com/article/10.1007/s12273-020-0614-5},
doi = {10.1007/s12273-020-0614-5},
abstract = {}
}