The phrase "a time span for" is correct and usable in written English.
You can use it when referring to a specific duration or period allocated for an event or activity.
Example: "We need to establish a time span for the project to ensure we meet our deadlines."
Alternatives: "a duration for" or "a timeframe for".
This approach, also referred to as extracorporeal cardiopulmonary resuscitation (E-CPR) allows perfusion of vital organs during cardiac arrest and provides a time span for diagnosis and therapy [ 12].
Thus, generally, the VA ECMO-based approach to refractory cardiac arrest provides a time span for interventions to correct the cause of the arrest and assures both sufficient vital organ perfusion and sustained resuscitability.
We decided to cover a time span of one year for the newspapers and magazines (March 2010 March 201111).
Figure 3 shows the evolution of the mycelium over a time span of 36 hours for κ = 0.5 and 1.0 (see Eq. 1) using the model parameters of Table 2.
Due to organizational problems there was a time span of nine months for the third and fourth focus groups interviews.
Over a time span of 15 years, for every four local recurrences avoided through optimal application of local treatment, one death from breast cancer could be prevented – with the consequent reduction on 15-year overall mortality.
For all other symptoms a time span of 20 minutes is calculated for medical treatment and of 15 minutes for nursing activities.
For a time span of 5 years, the GPS observational error is generally about 2.0 mm/yr for the uplift rate and 0.6 mm/yr for the tangential velocity.
It is running with annual intervals and for a time span of 100 years (vegetation 50 years).
The reduction potentials in energy consumption and GHG emissions are estimated for a time span of 2007 2020 under these different scenarios.
Two cases have been studied, the former with tritium generation rate constant in time and the latter considering a typical pulsed operation for a time span of 100 h.
