External funding of obstetrical publications: citation significance and trends over 2 decades
Objective The objective of the study was to identify the external funding status of the most frequently cited obstetrical publications (citation classics) and to assess trends in funded vs nonfunded manuscripts as well as each publication's type of external funding. Study Design For the first o...
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Veröffentlicht in: | American journal of obstetrics and gynecology 2013-08, Vol.209 (2), p.150.e1-150.e6 |
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Format: | Artikel |
Sprache: | eng |
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