APA (7th ed.) Citation

Gao, Y., Liang, B., Su, X., Rao, W., Cheng, H., Fan, C., . . . Liu, B. Reliability and usability of a portable spirometer compared to a laboratory spirometer. BMC.

Chicago Style (17th ed.) Citation

Gao, Yi, et al. Reliability and Usability of a Portable Spirometer Compared to a Laboratory Spirometer. BMC.

MLA (9th ed.) Citation

Gao, Yi, et al. Reliability and Usability of a Portable Spirometer Compared to a Laboratory Spirometer. BMC.

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