Telemedicine, drug-resistant epilepsy, and ketogenic dietary therapies: A patient survey of a pediatric remote-care program during the COVID-19 pandemic

•Our survey showed high parental satisfaction with the management of ketogenic diet through telemedicine.•The main benefits observed were the possibility of continuing treatment during the COVID-19 pandemic.•Most of the families would recommend using telemedicine for KDTs in any situation regardless of the pandemic.•WhatsApp may be an interesting telemedicine tool to start and maintain ketogenic diet treatment.