The phrase "absence of identification" is correct and usable in written English.
It can be used in contexts where you are discussing a lack of identification or proof of identity, such as in legal, security, or administrative situations.
Example: "Due to the absence of identification, the individual was unable to access the restricted area."
Alternatives: "lack of identification" or "nonexistence of identification".
In the absence of identification of drug resistance and institution of second line drug therapy, multi-drug resistant (MDR) TBM is always fatal [2].
Given the absence of identification of an ErbB4 del.3 CYT-1 transcript, we conclude that a mechanism of association of schizophrenia-risk polymorphisms (rs707284, rs839523 and rs7598440) to CYT-1 expression traits in the brain in schizophrenia [7] is unlikely related to exon 3 skipping.
Absence of identification of these elements during the initial study with a BLAST-based approach in 2007 is more puzzling.
Furthermore, in the absence of identification of the serotyping method, it is impossible to confirm if the serotype indicated is correct.
However, in the absence of identification of CACNA1B mutations in other unrelated pedigrees, the implication of mutations in this gene as a cause for M-D is not confirmed.
In the absence of specific identification documents – which are often destroyed by the individual themselves – some countries deny the nationality of their citizen and refuse to take them back.
And so it was that at the 2006 inauguration of the spruced-up Jasenovac memorial, the Simon Wiesenthal Center's Efraim Zuroff observed "the absence of any identification of the individuals responsible for the crimes described..
The analysis of such profiles can be ambiguous in the absence of alternative identification of one of the ionizable groups.
This is highly desirable because particular biological processes could be controlled in the absence of stimulus identification.
Absence of reliable identification of the remaining protein spots is due to small amounts of biological material and/or post-translational modifications known to affect identification [ 18].
We then attempted to manually search PubMed to match possible additional publications with the trial summaries, but the absence of trial identification numbers in journal articles made it extremely difficult to crosscheck and match all sources reliably.
