The phrase "as it was underlined" is correct and usable in written English.
You can use it when referring to something that has been emphasized or highlighted in a text, typically to draw attention to a specific part.
Example: "Please pay attention to the key points in the report, especially the section as it was underlined."
Alternatives: "as highlighted" or "as emphasized".
Even though providing statistics on people affected by voice disorders is a very difficult task, as reported in [2], it is underlined that between 5 and 10% of the US working population have to be considered as using their voice in an intensive way.
Of course, it's a feminism that means more than a focus on women; it is underlined as remaking men.
It is underlined that DM, as it presently stands, lacks sound theoretical foundations.
The issue is a dangerous one for Mr. Perry, as was underlined by the reaction of the audience to Mr. Perry's answers.
But such a drastic filtering would also carry the risk of missing some important mutations, as was underlined by a recent discovery of TERT promoter mutations driving melanoma (Horn et al., 2013, Huang et al., 2013).
The relevance -- indeed urgency -- of our project to study the Muslims of Europe was underlined as we traveled last summer.
The development and reformation of Primary Health Care was underlined as a key factor of a whole Health Care Reform.
The growing economic chasm between Germany and southern European countries such as Greece was underlined today when industrial powerhouses BASF, Siemens and Bayer reported bigger than expected profits.
As it has been underlined in our previous paper, this study has some limitations (Lienard et al, 2010a).
Moreover, as it has been underlined in the previous paragraph, the MG activation of GSK-3 β and p38 MAPK induces AD tau hyperphosphorylation [ 148].
Third, and as stated previously, the scoring systems were developed and validated in a given population, and applying them to a different population can lead to inconsistent results, as it has been underlined in a previous German study (16).
