If your rail travel will be spread out over a number of days within a certain time frame (say three weeks) then the flexipass allows you to choose the number of days to travel over a 2 month period.
The results showed that exogenous acquisition (defined as acquisition of a micro-organism isolated from another patient present on the ward within a certain time frame) decreased over time, and endogenous acquisition (colonization of a micro-organism of a new genotype) remained the same.
"There is a certain time frame in which a newly appointed archbishop has to be installed".
This is different from requiring that a thoroughbred pass a steroid test within a certain time frame before the sale.
Many states have so-called speedy-trial laws, which require trials to start within a certain time frame.
Electioneering communications are broadcast political advertisements that identify a federal candidate and air within a certain time frame.
You can also schedule delivery of a gift for a certain time frame as well.
Reinvesting in a new house within a certain time frame is no longer relevant to taxes.
Fig. 7 SUs-forming pairs inside CRAHN during a certain time frame.
Characteristic to peeks is that they are mostly foreseeable and limited to a certain time frame.
