@article{article4e0e04ce,
title   = {Theophylline-ranitidine interaction in elderly copd patients},
author = {Cukier, A and Vargas, Francisco Suso and Santos, Silvia Regina Cavani Jorge and Donzella, H and Terra Filho, Mário and Teixeira, L. and Light, R W},
year = {1995},
journal   = {Brazilian Journal of Medical and Biological Research}
}