@misc{indiciaeb2f52dd91cdc, title = {Changes in serum catecholamine levels during acute bronchospasm.}, author = {C L Emerman and R K Cydulka}, year = {1993}, doi = {10.1016/s0196-0644(05)80410-x}, url = {https://pubmed.ncbi.nlm.nih.gov/8239104/}, note = {Source identifier: 8239104} }