context: The daily subsurface regimen is regimens with a longer duration than daily regimens, and this means repetition less than one cycle in 28 hours, [1] such as menstruation, nursery, tidal, or seasonal regimens. Conversely, supra-daily systems refer to systems with shorter periods than daily ones.
question: What is the daily subsystem?
answers.text: regimens with a longer duration than daily regimens, and this means repetition less than one cycle in 28 hours