Cheng, P., Jia, W., Liu, L., Yen, H., & Li, Y. What sizes of droplets contribute to long-range airborne transmission? Elsevier.
Chicago Style (17th ed.) CitationCheng, Pan, Wei Jia, Li Liu, Hui-Ling Yen, and Yuguo Li. What Sizes of Droplets Contribute to Long-range Airborne Transmission? Elsevier.
MLA (9th ed.) CitationCheng, Pan, et al. What Sizes of Droplets Contribute to Long-range Airborne Transmission? Elsevier.
Warning: These citations may not always be 100% accurate.