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2. Clinical study reporting that the variability in response may be related to drug concentrations and when propranolol is used alone to prepare patients for surgery larger doses are necessary in younger and more severely toxic patients. Frishman WH.,3-Adrenoceptor antagonists: new drugs and new indications;N Engl J Med,1981
3. Should every survivor of a heart attack be given a beta-blocker ? Evidence from clinical trials. Br Med J';Hampton, JR,1982
4. Beta-blockers in the treatment of chronic simple glaucoma. Br MedJ3 1982; 285: 84-5. An up;Hitchings, R.A.
5. Propranolol for prevention of recurrent gastrointestinal bleeding in patients with cirrhosis: a controlled study;Lebrec, D.; Poynard, T.; Hillon, P.; Benhamou, J.-P.;N EnglJ7 Med,1981