Cita APA

Hooper, R., Burney, P., Vollmer, W. M., McBurnie, M., Gislason, T., Tan, W. C., . . . Buist, A. S. (2011). Risk factors for COPD spirometrically defined from the lower limit of normal in the BOLD project.

Citación estilo Chicago

Hooper, R., et al. Risk Factors for COPD Spirometrically Defined From the Lower Limit of Normal in the BOLD Project. 2011.

Cita MLA

Hooper, R., et al. Risk Factors for COPD Spirometrically Defined From the Lower Limit of Normal in the BOLD Project. 2011.