Rescuers¿ characteristics associated with the correct chest compression during cardiopulmonary resuscitation S. Ballesteros-Peña; G. Vallejo-de la Hoz; I. Fernández-Aedo; A. Etayo-Sancho; L. Berasaluze-Sanz; J. Domínguez-García;

Identification of potentially irritating intravenous medications S. Ballesteros-Peña; I. Fernández-Aedo; G. Vallejo-De la Hoz; J. Tønnesen; C. Miguelez;

Relationship between the use of the backboard and the quality of chest compressions Ana María Ezquerra-García; María de la O. Casamayor-Lerena;