1. Biological Rhythms and Medicine. Eds A. Reinberg and M. H. Smolensky. Springer-Verlag, New York (1983).
2. B. Lemmer : Chronopharmakologie: Tagesrhythmen und Arzneimittelwirkung. Wissenschaftliche Verlags-Gesellschaft, Stuttgart (1983)
3. D. Minors: Clin. Sci. 69, 369 (1985).
4. A. Markiewicz: Pol. J. Pharmac. Pharm. 36, 27 (1984).
5. G. M. Kyle, M. H. Smolensky, L. G. Thorne, B. P. Hsi, A. Robinson J. P. McGovern: Circadian rhythm in the pharmacokinetics of orally adminis¬tered theophylline. In: Recent advances in the chronobiology of allergy and immunology, p. 95. Eds M. H. Smolensky, A. Reinberg J. P. McGovern. Pergamon Press, Oxford (1980)