| journal article | The predominant publication type for articles and other items indexed for nlm databases. (12 Dec 1998) |
|---|---|
| historical article | An article or portion of an article giving an account of past events or circumstances significant in a field of study, a profession, a discovery, an invention, etc. The concept of history is very wide, ranging from the dawn of time to the present. This publication type is often checked in conjunction with biography. (12 Dec 1998) |
| historical geographic locations | Countries known in remote history (as byzantium) or former names of countries reflecting political changes in the 20th century (as germany, east). (12 Dec 1998) |
| stimulants (historical) | Agents or remedies that historically have produced stimulation or excited functional activity. (12 Dec 1998) |