'no less importantly' is correct and usable in written English.
It is used to emphasize that one point is as important as another. For example, "Teamwork is essential to success, and no less importantly, collaboration within the team is necessary for achieving its goals."
But no less importantly: Did we influence the field of management education?
No less importantly, it was illustrated and discussed in countless publications dealing with the artist.
No less importantly, various dioceses sponsor healing and reconciliation initiatives, with drama and music workshops for young people in both rural and urban settings.
No less importantly, the study found that do-or-die exams did not lead to more dropouts, as other researchers have argued.
Perhaps no less importantly, the personal relationship he established with Gorbachev made the mutual incomprehension and mistrust of, for example, Khrushchev and Kennedy seem a distant memory.
No less importantly, digital humanities output can also include academic articles, topical issues of scholarly journals and monograph-scale investigations, for instance in Open Access, as studies recently published by De Gruyter demonstrate.
Second, and by no means less importantly, ANA is a first-level test not for the diagnosis of a sole condition, but for several systemic autoimmune rheumatic diseases (systemic lupus erythematosus, mixed connective tissue disease, undifferentiated connective tissue disease, Sjögren's syndrome, and scleroderma), as well as autoimmune hepatic disorders.
And, even less importantly, this is about women trying to play a game (golf) at a private club.
Not less importantly, it also expresses the deep influence of Zen Buddhism, or at least western promulgations of it, on the art of the 1960s.
Nevertheless, appropriate positioning of the inlet and less importantly the outlet could to some extent mitigate the dominant effect of the medium stratification on the flow patterns.
Next, and somewhat less importantly (to me, anyway), it's the only theme entry that splits up the original phrase to make the new one.
