Immunotherapy -- See Also Immunization Here are entered works on any process, active or passive, that leads to increased immunity. Works on active immunization with a vaccine are entered under Vaccination.
--subdivision Influence under names of individual persons and corporate bodies, uniform titles of sacred works, literary, artistic, and moving image works entered under title, and under forms and movements in the literary and visual arts, types of organizations, religions, and individual wars for works discussing their influence
Impact statements, Environmental -- See Environmental impact statements Here are entered works on the preparation and use of environmental impact statements. Works on environmental impact statements relating to specific industries, activities, etc. are entered here and also under the industry, activity, etc., with subdivision Environmental aspects.
Impaired driving (Drunk driving) -- See Drunk driving Here are entered works on drunk driving as a criminal offense. Works on the relation between alcoholic intoxication and traffic accidents are entered under Drinking and traffic accidents.