The phrase "are often labeled in" is correct and usable in written English.
It can be used when discussing how certain items, concepts, or groups are categorized or identified within a specific context.
Example: "In academic discussions, various theories are often labeled in terms of their foundational principles."
Alternatives: "are frequently categorized as" or "are commonly identified in".
The exact nature of the tense/aspect feature is one of the most contentious issues in BH linguistics, with some scholars arguing for a tense-based verbal system and others for an aspect-based one, or some combination thereof; the terms of this system are often labeled in various ways, depending on the theoretical positions of the individual researcher (Waltke and O'Connor, 1990: 455-478).
Check yourself by looking at lyrics online or in a music book; the parts of songs are often labeled in these media.
They're often labeled in terms of their historical pedigrees, such as Zen or Vipassana.
Films that are pulled from release schedules for further editing are often labeled troubled in Hollywood, and "The Alamo" is no exception.
As I outlined in "Are You Depressed, Or Just Human?" normal changes in mood are often labeled as depression, leading to an overdiagnosis of the condition.
In those situations, both sides are self-interested and the contestants are often labeled voracious predators who in no way represent the company's long-term interest.
2 Psychological traits are often labeled "non-cognitive skills" in these studies to acknowledge their labor market returns and to distinguish them from IQ and other measures of cognitive ability.
Genes that show a different transcript level between the two situations are often labeled "upregulated" or "downregulated" in the non-reference situation.
Students who cannot keep up are often labeled as lazy and left in the back of the class, literally.
Women in politics are often labeled according to their looks -- as mothers, whores or maids.
Antibodies in particular are often labeled with small fluorophores instead of genetic tags due to the complexity of adding fluorescent proteins to the multichain immunoglobin molecule.
