The phrase "a stage during which" is correct and usable in written English.
It can be used to describe a specific period or phase in a process or development.
Example: "The project will enter a stage during which we will conduct extensive testing to ensure quality."
Alternatives: "a phase in which" or "a period during which".
Education was to be compulsory from age 6 to 18. Schooling was to be divided into three successive stages: (1) 6 to 11, aimed at mastery of the basic skills and knowledge, (2) 11 to 15, a period of guidance to discover aptitudes, and (3) 15 to 18, a stage during which education was to be diversified and specialized.
It is also a stage during which important decisions are made regarding the extent and direction of education – usually based and shaped by achievements in school.
Acetabuloplasty can aid radiotherapy, both by improving pain and by providing a mechanical support at a stage during which radiotherapy alone would not be able to prevent pathological fractures.
Chondrocyte senescence is a concern with ACI/MACI [ 24, 120, 121], and, although MSCs also undergo senescence over prolonged periods of proliferation, adequate MSC yields for transplantation may be attained at a stage during which there is still significant residual proliferative capacity [ 104].
We sought to minimise this co-linearity and therefore maximise our ability to detect pubertal changes on white matter microstructure by using a narrow age range at a developmental stage during which a full range of pubertal stages is seen.
The computer task consisted of two stages: (1) a training stage during which either a negative or a positive interpretation bias was induced, and (2) a testing stage that was employed to measure interpretation bias.
The algorithm consists of a training stage with an automatic selection of the most efficient features and the optimal thresholds, and a processing stage, during which an unknown audio signal is segmented into speech or music through a sieve-like rule-based procedure.
In relapsing onset phenotype, the independency between Phase 1 and Phase 2 suggested a two-stage disease, with a first stage during which focal inflammatory lesions influence disability progression and a second stage during which disability progression is independent of focal inflammatory markers.
The human disease data demonstrate that autophagy is differentially activated in the naïve B cell compartment, a developmental stage during which there is a failure to remove autoreactive cells in lupus.
The acanthella, a miniature version of the adult, withdraws its armed proboscis before entering a resting stage during which it is known as a cystacanth.
When someone walks in to a Restart party with a damaged or broken gadget, it goes through a "triage stage" during which its owner describes the symptoms and people offer their opinions about what's wrong.
