1 Department of Nuclear Medicine, Universitary Hospital Virgen del Rocío, Avda. Manuel Siurot s/n., 41013, Seville, Spain. rosafernandezlopez@hotmail.com.
2 Department of Nuclear Medicine, Universitary Hospital Virgen del Rocío, Avda. Manuel Siurot s/n., 41013, Seville, Spain.
3 Internal Medicine, Hospital Virgen del Camino, Cádiz, Spain.