<indxsubj> (Index Subject) Description .email comment.
Description
This element should be used to mark-up the subject/topic type index entries. The subject type index entry consists of any topic/word etc. It is an alternative to the simpler <indxname> element.
The subject itself may part of a larger range of text <subject>, usually before one or more paragraphs that explain the subject
This element does not contain any attributes.
<indxsubj>
  <subject>Forensic physics</subject>
  <para>Gunshot location through recorded sound: a preliminary
  report (Pregliasco, RG and Martinez, EN), Nov., 1309.</para>
</indxsubj>
Parent Elements
The elements listed below may directly contain this element. They are "parent" elements. Elements in referenced groups are included, up to two levels of group nesting.
Parent elements: <indexentry> <indexsubentry>
Model Diagram
The DTD model for this element:
--+(choice of TEXT with elements repeated) 
  |  
  |-- subject  -- (TEXT and elements)
  |  
  |-- sub  -- (TEXT and elements)
  |  
  |-- sup  -- (TEXT and elements)
  |  
  |-- b  -- (TEXT and elements)
  |  
  |-- i  -- (TEXT and elements)
  |  
  |-- para  -- (TEXT and elements)
DTD Definition
The DTD contains the following element and attribute definitions (note that embedded links are to definitions within the DTD page of this guide):
<!ELEMENT indxsubj                       (#PCDATA | subject | sub | sup | b | i | para)*>
.
Defined in DTD section Block-level Content : Index