@misc{indiciae65b4ca1d3ee8, title = {Theophylline determined by a bedside immunochromatographic method.}, author = {I Romslo and J S Vilsvik and R Walstad}, year = {1988}, url = {https://pubmed.ncbi.nlm.nih.gov/3277750/}, note = {Source identifier: 3277750} }