A text may not be consistent in style for particular terms, eg, italics or hyphens, but the index should be stylistically consistent. If no style predominates for a given term used throughout the text, the indexer should check with the editor or consult the publisher’s stylebook for the form to be followed in the index. It is hoped that authors will use, and publishers will recommend, official style when that is an option (consult , Nomenclature), eg, italicizing gene symbols (BRCA1). ...
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