Funding for this research was provided by:
Ministerio de Economía y Competitividad (BES-2012-053695, HAR2014-51830-P)
Fundação para a Ciência e a Tecnologia (PTDC/HIS-ARQ/121592/2010)
Article History
Received: 13 February 2017
Accepted: 31 May 2017
First Online: 21 June 2017