Higgins, B. G., Francis, H. C., Yates, C. J., Warburton, C. J., Fletcher, A. M., Reid, J. A., . . . Woodcock, A. A. (1995). Effects of air pollution on symptoms and peak expiratory flow measurements in subjects with obstructive airways disease.

Higgins, B. G., H. C. Francis, C. J. Yates, C. J. Warburton, A. M. Fletcher, J. A. Reid, C. A. Pickering, and A. A. Woodcock. Effects of Air Pollution On Symptoms and Peak Expiratory Flow Measurements in Subjects With Obstructive Airways Disease. 1995.

Higgins, B. G., et al. Effects of Air Pollution On Symptoms and Peak Expiratory Flow Measurements in Subjects With Obstructive Airways Disease. 1995.