@article{doi:, author = {Birand, Ahmet}, title = {Factors Regulating Exercise Capacity in Heart Failure and Effects of Beta-Receptor Blockers on Exercise Tolerance}, journal = {Anatol J Cardiol}, volume = {3}, number = {4}, pages = {319-322}, year = {2003}, doi = {}, note ={PMID: 14675881}, URL = {https://dx.doi.org/}, eprint = {https://dx.doi.org/} }