Validity of distress thermometer for caregivers of cancer patients in Saudi Arabia. - AlKhorayef, Muneera A.; AlJurbua, Manal M.; AlHussaini, Nouf A.; AlMasoud, Reema A.; Al Rashoud, Ajeed M.; Al Rashoud, Abdulillah M.; Zarbah, Abdulmajeed A.; Alosaimi, Fahad D. (PLoS ONE, 2026)