@article {garmendia2009acute, title = {Acute myocardial infarction circadian rhythm in a geriatric population in Castilla y Leon}, journal = {Journal of the American Geriatrics Society}, volume = {57}, number = {7}, year = {2009}, pages = {1312{\textendash}1313}, publisher = {Wiley Online Library}, author = {Jose Ramon Garmendia-Leiza and Jesus Maria Andres-de-Llano and Julio Ardura-Fernández and Juan Bautista Lopez-Messa and MD Aguilar-Garcia and Carlos Alberola-Lopez} } @article {lopez2005age, title = {Age as modifying factor of circadian rhythm of acute myocardial infarction}, journal = {MEDICINA INTENSIVA}, volume = {29}, number = {9}, year = {2005}, pages = {455}, publisher = {IDEPSA}, author = {Juan Bautista Lopez-Messa and JR Garmendia-Leiza and MD Aguilar-Garcia and Jes{\'u}s Mar{\'\i}a And De Llano and Julio Ardura-Fernández and Carlos Alberola-Lopez} }