1. R.C. Heel, R.N. Brogdon, T.M. Speight, G.S. Avery, Drugs 20 (1980) 409.
2. J.A. Romankiewicz, R.N. Brogdon, T.M. Speight, G.S. Avery, Drugs 25 (1983) 6.
3. K.P. Oham, B. Kagedal, R. Larsson, B.E. Karlberg, J. Cardiouasc, Pharmacol. 7 (1985) 520.
4. K.L. Duchin, D.N. McKinstry, A.I. Cohen, B.H. Migdalof, Clin. Pharmacokinet. 14 (1988) 241.
5. D. Perret, S.R. Rudge, J. Pharm. Biomed. Anal. 3 (1985) 3.