The phrase "a single ancillary" is correct and usable in written English.
It can be used when referring to one additional or supplementary item or aspect related to a primary subject.
Example: "In the report, we will discuss a single ancillary service that enhances customer satisfaction."
Alternatives: "one additional" or "a sole supplementary".
They are trying to build a model for long-form journalism where the revenue generated over the entire life of a story — magazine fees, sales on Audible.com and Amazon Kindle Singles, ancillary film and television rights — can be used to finance the costs of reporting.
To begin with, it puts all of Babel's stories together in a single volume, along with ancillary material like Babel's 1920 diary, the wartime journal that formed the raw material for "Red Cavalry" and that stands beside those great stories as a masterwork in its own right.
In Ann Leckie's novel "Ancillary Justice," a single intelligence, housed in a spaceship — a giant robot, in a sense — makes its presence felt through people, called "ancillaries," whose bodies it controls remotely; in effect, it's turned us into robots.
Further evidence for this phenomenon is that herpetic lesions consist of multiple vesicles and ulcers (Corey et al., 1983), which occur in clusters and develop sequentially, suggesting that virus from a single ulcer may lead to ancillary ulcer formation.
This is an ancillary study of a single center randomized controlled trial.
The OpenCable™ standard uses an MPEG-2 transport stream to convey compressed digital video, compressed digital audio, and ancillary data over a single 6 MHz FAT channel.
Of benefit would be a cost-effective, single platform ancillary test that provides a rapid standardised diagnosis of lymphoma and recognition of major subtypes, allowing more selective use of other ancillary tests during subsequent assessment by the pathologist.
Coordination of care is a high priority, but why not turn to multidisciplinary breast care centers that can, in a single visit, marshal the expertise of subspecialists and ancillary services?
