The phrase "a period of reference" is correct and usable in written English.
It can be used when discussing a specific timeframe that is being referred to in a particular context, such as research or analysis.
Example: "In our study, we analyzed data collected during a period of reference from 2010 to 2020."
Alternatives: "a reference timeframe" or "a reference period".
And so this has been a period of incessant historical reference.
The use of a CRC phase in addition to the home phase mitigates this problem, complementing assessment at home with a period of frequent highly accurate reference samples and an adequate number of reference pairs in the hypoglycaemic range by inducing a period of minor hypoglycaemia.
The presence of congenital malformations in the infant was evaluated alongside the timing of when the mother took Canephron® N (using the first day of the last menstrual period as a point of reference).
These control measures may confer important information for unit commanders, since the 2-week period provides a point of reference for projecting troop readiness.
The state of equilibrium in the follow-up period provides a point of reference, which could be useful in evaluating treatment success in individual patients as well as in study populations.
*Treatment change refers to first change: period of reference is 6 to 18 months following initiation of OAD.
This included a description of NICE technology appraisal processes, which fell in a period of substantial upgrade and definition of "reference case" analysis by NICE [ 7, 8].
For the purpose of demonstration, a sinusoidal transverse vibration is considered in the present work, and the vibration direction coincides with the z axis with an amplitude of 3a and a period of 9 ps as a reference value.
By taking as reference a period of analysis of 100 years i.e., t a = 100 yr, Table 2 provides the features and the values of ΔT, Δh and ΔR for each scenario.
The range of W determined for WS in colonies (0.13±0.05 0.83±0.04) can be compared to the fitness (0.33) of the WS compared to the SM in shaken KB liquid microcosms in which there was no adaptive advantage of biofilm-formation [2], and the fitness range (−0.2 0.8) of WS genotypes that had accumulated catabolic defects over a period of 100 generations compared to reference WS isolates [25].
