APA (7th ed.) Citation

Birring, S., Parker, D., McKenna, S., Hargadon, B., Brightling, C., Pavord, I., & Bradding, P. (2005). Sputum eosinophilia in idiopathic pulmonary fibrosis.

Chicago Style (17th ed.) Citation

Birring, S., D. Parker, S. McKenna, B. Hargadon, C. Brightling, I. Pavord, and P. Bradding. Sputum Eosinophilia in Idiopathic Pulmonary Fibrosis. 2005.

MLA (9th ed.) Citation

Birring, S., et al. Sputum Eosinophilia in Idiopathic Pulmonary Fibrosis. 2005.