APA (7th ed.) Citation

Huan Liu, Tiantian Hu, & Meng Wang. (2021). Impact of Air Pollution on Residents' Medical Expenses: A Study Based on the Survey Data of 122 Cities in China. Frontiers Media S.A..

Chicago Style (17th ed.) Citation

Huan Liu, Tiantian Hu, and Meng Wang. Impact of Air Pollution on Residents' Medical Expenses: A Study Based on the Survey Data of 122 Cities in China. Frontiers Media S.A., 2021.

MLA (9th ed.) Citation

Huan Liu, et al. Impact of Air Pollution on Residents' Medical Expenses: A Study Based on the Survey Data of 122 Cities in China. Frontiers Media S.A., 2021.