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direct referral for polysomnography without sleep physician review. . 2022;18(5)1405-1412. Hukins C, Duce B. Usefulness of self-administered questionnaires in screening for direct referral for polysomnography without sleep physician review. J Clin Sleep Med. 2022;18(5)1405-1412. Cultural sleep practices and COVID-19 mitigation strategies vary worldwide. The sleep of infants and toddlers during the COVID-19 pandemic in the United States is understudied. Caregivers of children aged 3 years responded to a cross-sectional survey during