Key term: shift system

Review 2010;36(2):121-133   pdf
Shift work, sleep, and sleepiness - differences between shift schedules and systems
Sallinen M, Kecklund G
Original article 2008;34(3):198-205   pdf
Effects of shift rotation and the flexibility of a shift system on daytime alertness and cardiovascular risk factors
Viitasalo K, Kuosma E, Laitinen J, Härmä M
Original article 1998;24 suppl 3:49-54   pdf
Shift length as a determinant of retrospective on-shift alertness
Tucker P, Smith L, Macdonald I, Folkard S