; and (ii) a corporate affiliate or a related party of the covered organization that does not have a direct relationship with an individual with whom the emergency health data is linked or is reasonably linkable. (B) Exclusion The term third party excludes, with respect to a covered organization— (i) a service provider of such covered organization; or (ii) a public health authority. (18) Use The term use , with respect to emergency health data, means the processing, employment, application, utilization, examination, or analysis of such data by a covered organization that maintains such data. 3. Protecting the privacy and security of emergency health data (a) Right to privacy A covered organization that collects emergency health data shall— (1) only collect, use, or disclose such data that is necessary, proportionate, and limited for a good faith public health purpose, including a service or feature to support such a purpose; (2) take reasonable measures, where possible, to ensure the accuracy of emergency health data and provide an effective mechanism for an individual to correct inaccurate information; (3) adopt reasonable safeguards to prevent unlawful discrimination on the basis of emergency health data; and (4) only disclose such data to a government entity when the disclosure— (A) is to a public health authority