1. Various types of receptors for sympathomimetic drugs;Ariens,1960
2. A structure-activity study of sympathomimetic amines on the beta-adrenoreceptor of guinea pig trachea;Chahl,1970
3. The interaction of cocaine and propranolol with catecholamines on guinea pig trachea;Chahl;European J. Pharmacol.,1967
4. The actions of orciprenaline and protokylol on guinea pig trachea;Chahl;Brit. J. Pharmacol.,1968
5. Actions of phenylephrine on β-adrenoreceptors in the guinea pig trachea;Chahl;Brit. J. Pharmacol.,1969