The phrase "be provided either by" is grammatically correct and can be used in written English.
You can use it when talking about something or someone that can supply or give something. For example: "The necessary equipment for the project can be provided either by the company or by individual employees."
The answers will be provided either by biotechnology company employees or by outside scientists, nutritionists, farmers or other experts.
Moreover, many elements of palliative care can be provided either by specialists cardiologists, neurologists, oncologists, and the like or by "generalist clinicians," such as primary-care doctors.
Such encouragement can be provided either by statutory presumptions, see, e. g., 18 U.S.C. 1201(b), or by presumptions created in the common law.
Moreover, many elements of palliative care can be provided either by specialists — cardiologists, neurologists, oncologists, and the like — or by "generalist clinicians," such as primary-care doctors.
"The exact details and costs are still being worked through with the department so at this stage there is no accurate figure which can be provided either by NQBP, the Department of Environment or GBRMPA.
Computer aided technology transfer to Small/Medium Anodizers (SMAs) can be provided either by an Anodizing department of a Large Company (ALC) or by a Technology Center designed for this purpose.
Computer support is provided either by your Department's certified IT group, or through CUIMC IT.
The bicycle is placed upright in the trainer and attached by the rear wheel, and resistance is provided either by magnets or by chambers filled with fluid.
Depending on your organizational home, pre-award contract and grant services are provided either by staff in your department or by teams organized through the Regional Services.
The data set for inverse analysis is provided either by local kinematic data, by global static data, or a combination of the two.
Democrats were reluctant to give the NSA blanket permission to capture such data without a warrant unless independent oversight was provided, either by the court or by the Justice Department's inspector general.
