The phrase "an initial time period" is correct and usable in written English.
It can be used when referring to the first segment of time allocated for a specific purpose or activity.
Example: "During an initial time period, we will focus on gathering data and analyzing the results."
Alternatives: "a preliminary time frame" or "an introductory time span".
In case the subject experienced within this initial time period a mental impasse or mental block (which we described as "you feel that you cannot proceed" or "you just don't know what else to think of"), she/he pressed the right mouse button as soon as she/he reached this state.
The donor leukocytes of the SR/CR mice displayed a meaningful anticancer functionality during this initial time period before their eventual decline.
As noted above, in the initial time period after introduction of a new technology, these conditions are not met.
After this initial time period the mutant displayed a slower growth rate than the wt strain, so that 48 h after the inoculation this resulted in a ~20% reduction of colony diameters of the Δ pacC mutant colonies grown in the light, and ~18% for diameters of colonies grown in the dark, when compared to wt colonies (Additional file 5).
It commonly takes over 3 days, and we know most of the impressions typically happen in that initial time period".
The regular route running time has increased by 1% on average compared to the initial time period.
Further, influences of the initial time period, coefficient of friction and frequency variation factors at the two sliding surfaces and the tank aspect ratio are investigated.
In general the removal capacity reduces from the initial time period its also interesting to note that at the beginning of each batch the removal capacity is lesser.
Cell viability of HAp in contact with SIRC is far better than the L-929 during the initial periods (48 h) but cell adhesion behavior however showed better results in L-929 than the SIRC during the same initial time period.
