Which systems are worth sharing on a transnational basis, from a cost and feasibility point of view? .

The systems that support functions that are absolutely critical to the organization

Explanation:

Only the systems that support functions that are absolutely critical to the organization. Critical in such that it no organization can do without them, I.e they are very important to for their survival.

it established new limitations on use and disclosure for marketing purposes, prohibited selling medical information, expanded individuals’ rights to accessing their own information, and to obtain restrictions from certain disclosures of protected heath information to health plans.