Seifer FD, Hansen G, Weycker D. Health-care utilization and expenditures among patients with comorbid bronchiectasis and chronic obstructive pulmonary disease in US clinical practice. Chron Respir Dis 2019 Jan-Dec;16:1479973119839961. doi: 10.1177/1479973119839961. - PAI - Policy Analysis Inc.

Seifer FD, Hansen G, Weycker D. Health-care utilization and expenditures among patients with comorbid bronchiectasis and chronic obstructive pulmonary disease in US clinical practice. Chron Respir Dis 2019 Jan-Dec;16:1479973119839961. doi: 10.1177/1479973119839961. - PAI - Policy Analysis Inc.