APA aipamena

Duffy, S., Barnett, S., Civic, B., Mamary, A. J., & Criner, G. J. (2015). Risk of Death by Comorbidity Prompting Rehospitalization Following the Initial COPD Hospitalization. Chronic Obstr Pulm Dis.

Chicago Style aipamena

Duffy, Sean, Shari Barnett, Brian Civic, A. James Mamary, and Gerard J. Criner. "Risk of Death By Comorbidity Prompting Rehospitalization Following the Initial COPD Hospitalization." Chronic Obstr Pulm Dis 2015.

MLA aipamena

Duffy, Sean, et al. "Risk of Death By Comorbidity Prompting Rehospitalization Following the Initial COPD Hospitalization." Chronic Obstr Pulm Dis 2015.