“…It accounted for 30-50% of conference papers in different medical subfields (Kho & Brouwers, 2009;Miguel-Dasit, Marti-Bonmati, Sanfeliu, Aleixandre, 2006) and for a third in scientometrics (Aleixandre-Benavent, Gonzalez-Alcaide, Miguel-Dasit, Navarro-Molina, & Valderrama-Zurián, 2009). Even in engineering, where scientific meetings are especially important for scholarly communication (Glanzel, Schlemmer, Schubert, & Thijs, 2006) and papers presented at conferences are deemed formal papers valid for assessing research and for tenure decisions (Montesi & Mackenzie, 2008), the practice of extending conference presentations into journal articles exists to some extent, probably to enhance the visibility and impact of the research.…”