Billings JM, Haddock CK, Jahnke SA. Intra-Tour Variation of Firefighter Sleep Duration and Sleep-Wake Cycle within the 24/48 and 48/96 Shift Schedules. Behav Sleep Med. 2022 Jan 6:1-12. doi: 10.1080/15402002.2021.2021912. Online ahead of print.
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