DiSantostefano, R. L., Li, H., Hinds, D., Galkin, D. V., & Rubin, D. B. (2014). Risk of pneumonia with inhaled corticosteroid/long-acting β2 agonist therapy in chronic obstructive pulmonary disease: A cluster analysis. Dove Medical Press.

DiSantostefano, Rachael L., Hao Li, David Hinds, Dmitry V. Galkin, و David B. Rubin. Risk of Pneumonia With Inhaled Corticosteroid/long-acting β2 Agonist Therapy in Chronic Obstructive Pulmonary Disease: A Cluster Analysis. Dove Medical Press, 2014.

DiSantostefano, Rachael L., et al. Risk of Pneumonia With Inhaled Corticosteroid/long-acting β2 Agonist Therapy in Chronic Obstructive Pulmonary Disease: A Cluster Analysis. Dove Medical Press, 2014.