The phrase "a sustained system of" is correct and usable in written English.
It can be used to describe an ongoing or continuous framework or structure that supports a particular function or purpose.
Example: "The organization has implemented a sustained system of support for its employees to ensure their well-being and productivity."
Alternatives: "an ongoing framework of" or "a continuous structure of".
Longer-term reorientation to the premise and conduct of partnership working is likely to necessitate that staff not only review their practice but are encouraged and supported to do so through an integrated and sustained system of professional accountability and development.
They are also "conscious of the importance of biological diversity for evolution and for maintaining life sustaining systems of the biosphere" (UN 1992: 1).
These findings are also encouraging for the development of a sustained release system for radiolabelled IUdR for use in the treatment of intracranial tumours, particularly in the immediate postoperative setting.
13 15 The efficacy of a sustained release system for epidermal growth factor was also recently reported.
Hori et al. [ 15] designed a sustained release system for ophthalmic application of EGF using cationized gelatin hydrogel (CGH) as the carrier.
The Trade Disputes Act sustained a system of labour-employer relations in which the role of the law and the courts was kept to a minimum, and it was not repealed until 1971.
With this system, a sustained release of 7 days was achieved [ 109].
By contrast, at the high dose (28 minutes of exposure), a much stronger response was already observed 0.5 hours post-exposure (76 significant HYPs), and a sustained perturbation of the system was reflected by a large number of significant HYPs at 2, 4, 24, and even 48 hours post-exposure.
These results suggest that the combination system of SPRA technology and PPRX technology is useful for design of a sustained and controllable release system of insulin.
