Annop Piriyapatsom, Jiratchaya Boondeekul, Jirapas Porkaew, Wattanachai Chotinaiwattarakul, Onuma Chaiwat. "Correlation of the Thai Richards–Campbell Sleep Questionnaire and actigraphy with polysomnography for sleep assessment in ICU patients." Scientific Reports, 2026. doi:10.1038/s41598-026-51213-7