Loneliness among dementia caregivers: evaluation of the psychometric properties and cutoff score of the Three-item UCLA Loneliness Scale - Ali, Amira Mohammed; Al-Dossary, Saeed A.; Laranjeira, Carlos; Selim, Abeer; Hallit, Souheil; Alkhamees, Abdulmajeed A.; Aljubilah, Aljawharah Fahad; Aljaberi, Musheer A.; Alzeiby, Ebtesam Abdullah; Pakai, Annamaria; Khatatbeh, Haitham (Frontiers in Psychiatry, 2025)