APA

Ra S. W., Sze M. A., Lee E. C., Tam S., Oh Y., Fishbane N., Criner G. J., Woodruff P. G., Lazarus S. C., Albert R., Connett J. E., Han M. K., Martinez F. J., Aaron S. D., Reed R. M., Man S. F. P. & Sin D. D. (20180614). Azithromycin and risk of COPD exacerbations in patients with and without Helicobacter pylori. : Respiratory research.

Chicago

Ra Seung Won, Sze Marc A, Lee Eun Chong, Tam Sheena, Oh Yeni, Fishbane Nick, Criner Gerard J, Woodruff Prescott G, Lazarus Stephen C, Albert Richard, Connett John E, Han Meilan K, Martinez Fernando J, Aaron Shawn D, Reed Robert M, Man S F Paul and Sin Don D. 20180614. Azithromycin and risk of COPD exacerbations in patients with and without Helicobacter pylori. : Respiratory research.

Harvard

Ra S. W., Sze M. A., Lee E. C., Tam S., Oh Y., Fishbane N., Criner G. J., Woodruff P. G., Lazarus S. C., Albert R., Connett J. E., Han M. K., Martinez F. J., Aaron S. D., Reed R. M., Man S. F. P. and Sin D. D. (20180614). Azithromycin and risk of COPD exacerbations in patients with and without Helicobacter pylori. : Respiratory research.

MLA

Ra Seung Won, Sze Marc A, Lee Eun Chong, Tam Sheena, Oh Yeni, Fishbane Nick, Criner Gerard J, Woodruff Prescott G, Lazarus Stephen C, Albert Richard, Connett John E, Han Meilan K, Martinez Fernando J, Aaron Shawn D, Reed Robert M, Man S F Paul and Sin Don D. Azithromycin and risk of COPD exacerbations in patients with and without Helicobacter pylori. : Respiratory research. 20180614.