@misc{indiciae733854f24f46, title = {First-order versus zero-order absorption models for predicting theophylline concentrations after conversion from intravenous to oral therapy.}, author = {W A Kehoe and P J Williams and J F Brown}, year = {1990}, url = {https://pubmed.ncbi.nlm.nih.gov/2364650/}, note = {Source identifier: 2364650} }