Impact Factor
4.32
Estimated influence, citation density, publishing volume, and citation integrity from the analytics table.
Volume, recency, access pattern, and citing-community signals from the journal analytics record.
Recent article records with DOI-first linking and condensed abstracts.
Description based on 1:2 (14 Apr. 2003); title from About the journal p. (viewed Aug. 5, 2003).
Latest issue consulted: 1:6 (31 July 2003).
Articles added consecutively to current annual v.
Mode of access: Internet.
Published in collaboration with the World Health Organization.