APA (7th ed.) Citation

Chen, Y., Huang, Q., Liu, H., Meng, B., Zhang, C., Li, X., . . . Zheng, Y. Impact of black carbon exposure on length of hospital stay in asthma patients: A retrospective cohort study in yulin, China. BMC.

Chicago Style (17th ed.) Citation

Chen, Yu, et al. Impact of Black Carbon Exposure on Length of Hospital Stay in Asthma Patients: A Retrospective Cohort Study in Yulin, China. BMC.

MLA (9th ed.) Citation

Chen, Yu, et al. Impact of Black Carbon Exposure on Length of Hospital Stay in Asthma Patients: A Retrospective Cohort Study in Yulin, China. BMC.

Warning: These citations may not always be 100% accurate.