Antibody-mediated LGI1 Encephalitis: Symptoms, Biomarkers, and Mechanisms of the Chronic Phase of the Disease

Behavioral: Remote cognitive rehabilitation program Remote cognitive rehabilitation program will be performed through an online validated platform (Guttmann NeuroPersonalTrainer: https://gnpt.es/) run by the psychologists team. This is a Sanitary Product with CE certification (Sanitary Product RPS/430/2014; International Patent \[PCT/ES2008/00677\]) and here will be used within its approved indications. The rehabilitation program will increase in difficulty and decrease in frequency during the first year of follow-up (V1-V3).