Nature Impact Factor 2024 Estimation Retraite. The nature index 2024 research leaders — previously known as annual tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to. The chart shows the evolution of the average number of times documents published in a journal in the past two, three and four years have been cited in the current year.
(for bmc journals) or here (for springeropen. An impact factor is, broadly speaking, a measurement of the the average number of times recent articles in a specific journal were cited in a particular year.