The phrase "an additional choice of" is correct and usable in written English.
It can be used when referring to an extra option or selection available in a given context.
Example: "We are pleased to offer an additional choice of dessert for our guests this evening."
Alternatives: "an extra option of" or "a supplementary selection of".
For the BLAST software, the results are first produced as XML but BioPerl modules provide an additional choice of text and HTML output.
For all other questions, a five-point scale (0,<1 21–2, 3 4, and ⩾5 times per week) was used to evaluate the response, with an additional choice of 'Don't know' for self-reported snoring.
Buck et al. reviewed studies evaluating the safety and efficacy of dexmedetomidine in infants and children and concluded that dexmedetomidine was an additional choice for the sedation of children not only receiving mechanical ventilation, but also requiring procedural sedation in ICU [11].
In order for individual sequential designs to be practicable, the speed of designing an additional choice set in an experiment is obviously a key issue.
Will a government-run insurance plan, or public option, offer consumers an additional choice or lead to a government takeover of the health care system?
The health-care market would not be replaced with a government-run single-payer system, it would be augmented with an additional choice -- a choice that would bring many of the currently uninsured into the system.
The introduction of SPECT/CT in 2004 offers physicians the additional choice of a fully clinical CT study aligned with the SPECT study.
Nevertheless, these performance differences suggest that the additional choice of contact points in a grasping task may increase the computational load of the system for the generation and/or retrieval of sensorimotor memories.
As trans is an umbrella term that is used to describe many different kinds of people, participants were asked to indicate how they currently identify using a list of 26 possible identities, with the additional choice of other.
"We share the film-makers' belief that by offering filmgoers the additional choice of HFR 3D, alongside traditional viewing formats, they have an opportunity to be part of a groundbreaking advancement in the moviegoing experience and we look forward to having audiences everywhere share in this new way of storytelling".
An important part of the explanation may simply be the additional choice of mates that development and urbanisation bring with them.
