Preface
@article{ACS14807, author = {Bettina Pfannmuller}, title = {Preface}, journal = {Annals of Cardiothoracic Surgery}, volume = {6}, number = {3}, year = {2017}, keywords = {}, abstract = {}, issn = {2304-1021}, url = {https://www.annalscts.com/article/view/14807} }