Cita APA

Grigsby, M., Siddharthan, T., Chowdhury, M., Siddiquee, A., Rubinstein, A. L., Sobrino, E., . . . Checkley, W. (2016). Socioeconomic status and COPD among low- and middle-income countries. Web

Citación estilo Chicago

Grigsby, Matthew, et al. Socioeconomic Status and COPD Among Low- and Middle-income Countries. 2016.

Cita MLA

Grigsby, Matthew, et al. Socioeconomic Status and COPD Among Low- and Middle-income Countries. 2016.