1. The effect of aerosol ipratropium bromide and salbutamol on exercise tolerance in chronic bronchitis;Leitch, A.G.; Hopkin, J.M.; Ellis, D.A.; Merchant, S.; McHardy, G.J.R.;Thorax,1978
2. The effects of narcotics and antagonists upon respiration and circulation in man;Eckenhoff, J.E.; Oech, SR;Clin Pharmacol Ther
3. Control of breathing during methadone addiction;Santiago, T.V.; Pugliesi, A.C.; Edelman, N.H.;Am Jr Med,1977
4. Effect of meperidine on occlusion pressure responses to hypercapnia and hypoxia with and without external inspiratory resistance;Am Rev Respir Dis,1976
5. Effects of morphine on ventilatory response to exercise;Santiago, T.V.; Johnson, J.; Riley, D.J.; Edelman, N.H.;J Appi Physiol,1979