Groups Diagnosis Related -- See Diagnosis related groups Here are entered works on the classification of hospital patients into groups on the basis of principal diagnosis and other criteria for reimbursement purposes.
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Groups Ethnic -- See Ethnic groups Here are entered theoretical works on the concept of groups of people who are bound together by common ties of ancestry and culture. Works on the subjective sense of belonging to an individual ethnic group are entered under Ethnicity. Works on the discipline of ethnology, and works on the origin, distribution, and characteristics of the elements of the population of a particular region or country are entered under Ethnology, with appropriate local subdivision. General works on racial, religious, ethnic, or other minority groups are entered under Minorities. --individual ethnic groups, e.g. Hopi Indians
Groups Prayer -- See Prayer groups Here are entered works on informal groups gathering for prayer in homes or church facilities. Works on midweek services of public worship consisting primarily of prayers and testimonies of faith are entered under Prayer meetings.
