operator has denied allegations of poor training and improper preparation in seeking dismissal of a lawsuit by a nurse who contracted ebola while caring for the first u.s. patient to die from the deadly disease .
texas health resources filed a response on friday to the march 2 lawsuit by nurse nina pham , the dallas morning news reported saturday .
pham , who remains employed at texas health presbyterian hospital dallas but has not returned to work , seeks unspecified damages in her lawsuit .