@article{doi:, author = {GÜZELSOY, Deniz and YİĞİT, Zerrin}, title = {Beta-blocking Drugs in the Treatment of Congestive Heart Failure}, journal = {Turk Kardiyol Dern Ars}, volume = {26}, number = {4}, pages = {246-253}, year = {1998}, doi = {}, note ={doi: }, URL = {https://dx.doi.org/}, eprint = {https://dx.doi.org/} }