Fraser, A., & Poole, P. (2019). Immunostimulants versus placebo for preventing exacerbations in adults with chronic bronchitis or chronic obstructive pulmonary disease. Cochrane Database Syst Rev.
Citação norma ChicagoFraser, Ashley, and Phillippa Poole. "Immunostimulants Versus Placebo for Preventing Exacerbations in Adults With Chronic Bronchitis or Chronic Obstructive Pulmonary Disease." Cochrane Database Syst Rev 2019.
Citação norma MLAFraser, Ashley, and Phillippa Poole. "Immunostimulants Versus Placebo for Preventing Exacerbations in Adults With Chronic Bronchitis or Chronic Obstructive Pulmonary Disease." Cochrane Database Syst Rev 2019.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.