%0 Journal Article %A B. D. Lascelles %T Double-blind trial of a combination of chlordiazepoxide, ephedrine and theophylline (brontrium) in bronchospasm. %D 1970 %J The Journal of the Royal College of General Practitioners %P 371-375 %V 20 %N 101 %U https://bjgp.org/content/bjgp/20/101/371.full.pdf