@misc{indiciae0ce892211151, title = {Beta-blockers in heart failure.}, author = {J Lindsay and N Freemantle and I Nazareth}, year = {1999}, doi = {10.1016/s0140-6736(99)00050-1}, url = {https://pubmed.ncbi.nlm.nih.gov/10459932/}, note = {Source identifier: 10459932} }