The phrase "absence required" is correct and usable in written English.
It can be used in contexts where a lack of presence or participation is necessary or mandated, such as in policies or guidelines.
Example: "For this meeting, your absence required due to scheduling conflicts will be noted."
Alternatives: "absence necessary" or "absence mandated".
It is not just about new skills: Helen's absence requires new knowledge.
The gas's absence requires a new explanation for the x-rays, said Barstow during his talk.
This absence requires researchers to rely on internal resources at their institution in order to undertake their research projects.
A better understanding of the causal pathways leading to sickness absence requires repeated measurements of factors of interest at regular intervals.
Due to the fact that centrioles are sub-diffraction structures to be resolved by light microscopy, the ultimate proof of centriole absence requires an ultrastructural analysis.
This absence requires an appreciation of the historical and cultural factors shaping and shifting lay and expert understandings of abortion, and its place in public discourse.
Long-term sickness absence requires physician certification; this has been shown to be a better measure of ill health, rather than shorter spells [ 46].
Named the "Sexiest Man Alive" by People magazine, rumors of Kennedy's infidelities — including a tryst with Daryl Hannah — appear in the tabloids; and that, along with the natural rigors of time and the lengthy absences required of Haag when she takes acting jobs in different cities, cause the relationship to unravel in painfully slow motion.
It said: "Any child who does not attend (without a legitimate reason) will be marked as an unauthorised absence as required by the Department for Education".
A wealth of opportunistic, presence-only data exists for this species but absence data required for distribution modelling is lacking.
