※1 Effects of bedtime periocular warming on sleep status in adult female subjects: A pilot study, Evid Based Complement Alternat Med, 2017. doi: 10.1155/2017/641943
※2 Effects of bedtime periocular and posterior cervical cutaneous warming on sleep status in adult male subjects: a preliminary study, Sleep Biol Rhythms, 2018. doi: 10.1007/s41105-017-0129-3
※3 Periocular skin warming elevates the distal skin temperature without affecting the proximal or core body temperature, Scientific Reports, 2019. doi: 10.1038/s41598-019-42116-x