This table is a list of all periodicals.
This is the unique identifier of each periodical and is stored as an INT value.
This is the full, unabbreviated name of the periodical. This is an alphanumeric field with a limit of 255 characters.
Examples: Trends in Biochemical Sciences; Proceedings of the National Academy of Sciences of the United States of America
This is the official abbreviation of the periodical as seen in the Index Medicus. Abbreviated words have a trailing period. All words are separated by a space. This is also an alphanumeric field with a maximum of 255 characters.
Examples: Trends Biochem. Sci.; Proc. Natl. Acad. Sci. USA
This is a custom abbreviation, often shorter and more popular than the official abbreviation. This is again an alphanumeric field with a limit of 255 characters.
Examples: TIBS; PNAS
This is another custom abbreviation, often shorter and more popular than the official abbreviation. This is again an alphanumeric field with a limit of 255 characters.