Method A: Look for Subject (thesaurus) terms at the right of a search results page OR at the bottom of a citation.
Method B: Go Directly to the Thesaurus: From the Advanced Search screen in PsycInfo, you can search the Thesaurus (link found above search box). See screenshots below.
Sample searches on the ProQuest platform
Specific Order (Proximity) Think of P for PRE!
The first term precedes the second term by two or fewer words.
Any Order (Near)
The terms are within three words apart, in any order.
To see which journals are cited the most in a particular area:
You will see a list of journals arranged by impact factor. Impact factor tells you, on average, how many times an article from that particular journal is cited.
This can help you see which journals are being read and cited by lots of people in their fields -- e.g., which ones are having impact in terms of the conversation in the field.