Ana María García-Cabrera, MD, PhD, Virgen del Rocío University Hospital, Seville, Spain.

Fernando de la Portilla de Juan, MD, PhD, Virgen del Rocío University Hospital, Seville, Spain.

Laura Navarro-Morales, MD, PhD, Virgen del Rocío University Hospital, Seville, Spain.

Sebastián Ribera García, CNS, Virgen del Rocío University Hospital, Seville, Spain.

María del Carmen Durán Ventura, CNS, Virgen del Rocío University Hospital, Seville, Spain.

Inés Fernández Luque, CNS, Virgen del Rocío University Hospital, Seville, Spain.

Francisco Javier Padillo-Ruiz, MD, PhD, Virgen del Rocío University Hospital, Seville, Spain.

Correspondence: Ana María García-Cabrera, MD, PhD, Virgen del Rocío University Hospital, Avenida Manuel Siurot s/n. 41013, Seville, Spain ([email protected]).

The authors declare that they have no conflicts of interst.