Key References
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- Taylor IK, Lancet 1991 337 690.
- Joos GF, Pulmonary Pharmacology 1991 4 37.
- Wahenda I, Br. J. Clin. Pharmac. 1991 32 512.
- Ford-Hutchinson AW, Drug News and Perspective 1991 4 264.
- Huang F-C Drugs of the Future 1991 16 1121.
- O'Donnell M Welton A, EP-469477-A.