APA (7th ed.) Citation

Gloeckl, R., Leitl, D., Jarosch, I., Schneeberger, T., Nell, C., Stenzel, N., . . . Koczulla, A. R. (2021, August). Pulmonary rehabilitation in long COVID: More than just natural recovery!? ERJ Open Research.

Chicago Style (17th ed.) Citation

Gloeckl, Rainer, et al. "Pulmonary Rehabilitation in Long COVID: More than Just Natural Recovery!?" ERJ Open Research Aug. 2021.

MLA (9th ed.) Citation

Gloeckl, Rainer, et al. "Pulmonary Rehabilitation in Long COVID: More than Just Natural Recovery!?" ERJ Open Research, Aug. 2021.

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