Drugs Utilization -- See Drug utilization Here are entered works on the use of therapeutic drugs as reported by government agencies, hospitals, physicians and drug firms. --subdivision Drug use under names of individual persons, and under classes of persons and ethnic groups
Drum Music -- See Percussion music Here are entered compositions for one percussionist playing two or more different percussion instruments. Compositions for one percussion instrument are entered under specific percussion instruments, e.g. Timpani music; Xylophone music. Compositions for two or more percussionists are entered under Percussion ensembles.The word percussion may stand for any number of percussionists when used in other headings, e.g. Choruses, Secular (Mixed voices) with percussion; Concertos (Percussion); Octets (Trumpets (4), Percussion); Percussion with orchestra; Songs with percussion. Cf. note under Percussion ensembles for form of headings for specified solo instrument(s) with two or more percussionists. --Concertos, Minuets, Sonatas, Suites, and similar headings with specification of instruments; Trios [Quartets, etc.] followed by specifications which include percussion instruments or the word percussion; also headings that begin with the word percussion
