A proposal for topic-based impact factors and their application to occupational health literature.
Uehara
Masamichi
M
Department of Environmental Epidemiology, Institute of Industrial Ecological Sciences, University of Occupational and Environmental Health, Kitakyushu City 807-8555, Japan.
Takahashi
Ken
K
Hoshuyama
Tsutomu
T
Tanaka
Chieko
C
D015706:Bibliometrics; D006801:Humans; D016239:MEDLINE; D016272:Occupational Health; D010506:Periodicals as Topic