Examlex
Researchers conducting web-based research have trouble controlling who actually answers their on-line questionnaires,which places limits on their research due to
Health Insurance
A system of financing that covers the medical expenses of individuals, offering protection against high healthcare costs.
Medicare
A federal health insurance program in the United States primarily for people who are 65 or older, as well as for some younger people with disabilities or specific diseases.
United States Congress
is the bicameral legislature of the federal government of the United States, consisting of two houses: the Senate and the House of Representatives.
Health Insurance
A system of financial protection against medical expenses for individuals, where costs are covered by insurance contributions or premiums.
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