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Authors
Arruti, M.
Piñeiro, LD.
Salicio, Y.
Cilla, G.
Goenaga, MA.
López de Munain, A.
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Article History
Received: 5 January 2017
Revised: 18 January 2017
Accepted: 30 January 2017
First Online: 21 February 2017
Compliance with ethical standards
: The study was approved by the Ethics Committee of the Hospital Universitario Donostia.
: All authors declare that they have no conflict of interest.
: No funding was received to perform this study.
Free to read: This content has been made available to all.
