| Search Lexicon | |
|---|---|
| MH | Restricts the search to MeSH headings assigned to the article |
| TI | Keyword search for terms in the article title |
| tiab | Keyword search for terms in the title or abstract |
| + | Medical subject heading exploded to include all narrower subject terms |
| “ ” | Exact phrase search |
| * | Wildcard - can replace any letter or, at the end of the word, multiple letters |
| su | ProQuest subject headings |
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