Puente, Sabino
Ramírez-Olivencia, German
Lago, Mar
Subirats, Mercedes
Bru, Francisco
Pérez-Blazquez, Eugenio
Arsuaga, Marta
de Guevara, Concepción Ladron
de la Calle-Prieto, Fernando
Vicente, Belén
Alonso-Sardón, Montserrat
Belhassen-Garcia, Moncef http://orcid.org/0000-0002-2230-1256
Muro, Antonio
Article History
Received: 27 June 2019
Accepted: 14 January 2020
First Online: 7 February 2020
Ethics approval and consent to participate
: This was a retrospective analysis of data obtained over a 19-year period. The data were collected anonymously to ensure impartial analysis; therefore, written informed consent was not obtained from the individual participants. The research was approved by the La Paz–Carlos III Hospital’s Ethics Committee.
: Not applicable.
: The authors declare that they have no competing interests.