The phrase "as stated already" is correct and usable in written English.
It can be used to refer back to information that has been mentioned previously in the text.
Example: "As stated already, the deadline for the project is next Friday."
Alternatives: "as previously mentioned" or "as noted earlier".
As stated already, background messages mostly relate with the hardware information of the sensor device itself, and appear only after 65 other data messages [139], therefore we keep them at the hourly level for the initial prototype.
As stated already, there is on average a year between the funding decision on the part of the donor and the start of implementation.
As stated already, this study considered only the effect stretching had on hamstring flexibility.
As stated already in the Background section, previous studies have shown that P34 represents 2 3% of total soybean protein [ 7].
As stated already, perlecan is made by both cell types, while nidogen-1 and -2 originate from fibroblasts and the BM-associated laminin-332 and -511 (in skin) from keratinocytes [ 144, 146, 149, 191].
As stated already, to this time, we do not have available objective information whether human body recognizes mobile phone radiation (at levels permitted by the current safety standards) as an external stressor and responds to it at molecular level.
Mr President, as has been stated already, there are exciting changes taking place within the telecommunications industry.
2. As has been stated already, there will be new anti-terrorism legislation in the autumn.
Democrats might sign on to that — with the caveat that the replacement regulations provide at least as much protection as states already offer.
Control of the robots when they are pushing has, as stated above, already been proposed, and can be adopted.
Samsung, as stated above, already has a significant chunk of the connected TV marketshare and soon their supposed to launch what amounts to a competing series?
