The phrase "at relevant times" is correct and usable in written English.
It can be used to refer to specific periods or instances that are pertinent to the context being discussed.
Example: "The data collected at relevant times will help us analyze the trends more effectively."
Alternatives: "during applicable periods" or "at pertinent moments".
We will endeavour to discuss a complaint with you at relevant times.
All 12 of the other directors who served on the board at relevant times were also to be named, he said.
"As you will hear, he seems to have been based in Syria, probably in the capital city Damascus at relevant times".
The head of the Counter-Terrorism Unit, Deputy Assistant Commissioner Peter Clarke, stated the police "will trace possible witnesses, examine Mr. Litvinenko's movements at relevant times, including when he first became ill and identify people he may have met.
With these characteristics we expect the possibility that engineered strains can be formulated to be applied as stabilized killed organisms, designed to be applied to vaginal or other mucosal tissues at relevant times, such prior to sexual acts or childbirth, roughly comparable to spermicide use.
At relevant times, cells were incubated in media containing WST-1 (10: 1) for 2 h and the absorbance measured at 450 nm (Tecan Sunrise, Phoenix Research Products, USA).
Developmental retardation and failures were recorded at relevant time points (Table 2).
Fundamental strides in the understanding of the molecular basis of disease have been made in the last decade thanks to observational studies performed at relevant time points in humans.
Such observations should be based on skillful studies performed in human subjects, at relevant time points and at the site where the patho-physiological process and its perturbation induced by treatment is evolving.
In the case of hardware gating, the listmode file includes hardware-based gating triggers inserted at relevant time points; these triggers are used during construction of the gated images.
All heat shock assays were conducted by dilution of stationary phase bacterial cultures 1/10 in pre-heated 0.9% saline (NaCl) solutions at indicated temperatures until sample withdrawal at relevant time intervals.
