Trích dẫn APA

Rojas‐Reyes, M. X., García Morales, O. M., Dennis, R. J., & Karner, C. (2016). Combination inhaled steroid and long‐acting beta(2)‐agonist in addition to tiotropium versus tiotropium or combination alone for chronic obstructive pulmonary disease. Cochrane Database Syst Rev.

Trích dẫn kiểu Chicago

Rojas‐Reyes, Maria Ximena, Olga M. García Morales, Rodolfo J. Dennis, và Charlotta Karner. "Combination Inhaled Steroid and Long‐acting Beta(2)‐agonist in Addition to Tiotropium Versus Tiotropium or Combination Alone for Chronic Obstructive Pulmonary Disease." Cochrane Database Syst Rev 2016.

Trích dẫn MLA

Rojas‐Reyes, Maria Ximena, Olga M. García Morales, Rodolfo J. Dennis, và Charlotta Karner. "Combination Inhaled Steroid and Long‐acting Beta(2)‐agonist in Addition to Tiotropium Versus Tiotropium or Combination Alone for Chronic Obstructive Pulmonary Disease." Cochrane Database Syst Rev 2016.

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