@misc{indiciae4a06c5a0d267, title = {Left ventricular function in asthmatic children chronically treated with theophylline evaluated by exercise Doppler echocardiography.}, author = {T Aoki and M Iwase and T Watanabe and K Miyaguchi and H Hayashi and M Yokota}, year = {1994}, doi = {10.1007/bf01137721}, url = {https://pubmed.ncbi.nlm.nih.gov/7722351/}, note = {Source identifier: 7722351} }