María Ángel Valcárcel de Laiglesia, Fernando Alfonso, Oscar Miró, Jordi Casademont, Pablo Burbano Santos, Guillermo Burillo-Putze, Cristina Fernández Pérez, Francisco Javier Martín-Sánchez
INTRODUCTION AND OBJECTIVES: We aimed to determine the frequency of use and accessibility over time of electronic citations in Revista Española de Cardiología and 3 other Spanish biomedical journals, and to identify the factors that influence the accessibility and retrievability of these links. METHODS: A cross-sectional, descriptive study was performed of all the references in articles published in the first issue of each even year from 2002 to 2012 in selected journals...
June 16, 2014: Revista Española de Cardiología