EC EMCLAS Classification

(a limit field)

orthopedic in ec

ec=33

The EC field contains the broad subject headings that correspond to the printed Excerpta Medica Abstract Journals. This field also includes subdivisions of the EMCLAS Drug Section. You can search for either the subject heading itself or the number corresponding to the subject heading.

This field is available in records added to the database from 1980 onward only.

Browsing EMCLAS Classifications

As an alternative to searching with the field label, you can browse classifications and search for them directly from the EMCLAS Classifications Field-Specific Index. This field-specific index contains only classifications drawn from the EC field, so your search will always yield results. Results of a search in this index display in the EC field.