Lopez-Messa, J B., JR. Garmendia-Leiza, MD. Aguilar-Garcia, J. María And De Llano, J. Ardura-Fernández, and C. Alberola-Lopez,
"Age as modifying factor of circadian rhythm of acute myocardial infarction",
MEDICINA INTENSIVA, vol. 29, no. 9: IDEPSA, pp. 455, 2005.