The phrase "as first illustrated" is correct and usable in written English.
It can be used when referring back to an initial example or depiction that was previously presented.
Example: "The concept of renewable energy sources is crucial, as first illustrated in the earlier sections of this report."
Alternatives: "as initially shown" or "as previously depicted".
This was first illustrated in 2015 as Google Cardboard and the Samsung Gear VR bootstrapped a cheap-and-cheerful form of VR using smartphones.
As explained in the Introduction, we first illustrate the drawbacks of noncautious plug-ins for goodness-of-fit tests on the K.S. test, which has already been observed by [27].
Dickens, Dumas, Emily Bronte, Walter Scott, Gogol and Jules Verne, I read them first as illustrated comics.
The first, as illustrated, is the lack of high-quality studies providing evidence-based answers to the various specific questions pertaining to the treatment of MOH, which is essentially based on drug withdrawal.
First, as illustrated in Figure 2 (see panel C), these two effects have their own scalp distributions and are therefore unlikely to be part of a unique broad effect covering the two deflections [16].
First, as illustrated above, there have been attempts to provide an evidential basis for correlating clinical and radiological grading with injury severity.
First, as illustrated by this study, GCTA provides an alternative way to examine some of the research questions traditionally studied in twin samples.
First, as illustrated by their work, the growing body of experience in conducting syndromic surveillance should advance this dialogue beyond the hypothetical framework described in our manuscript to a more evidence-based assessment of epidemic detection.
First, as illustrated previously for the GGI, the PCR-GGI is able to identify high and low-risk patients within the subgroup of patients with intermediate histological grade tumors, possibly improving treatment decision making for these patients.
