pmtk_tbl_citations: Medline citation counts by year of publication.

pmtk_tbl_citationsR Documentation

Medline citation counts by year of publication.

Description

A dataset containing Medline citation counts by year from 1947-2020.

Usage

data(pmtk_tbl_citations)

Format

A data frame with 75 rows and 3 variables:

Source

https://www.nlm.nih.gov/bsd/medline_cit_counts_yr_pub.html


jaytimm/PubmedMTK documentation built on Sept. 25, 2022, 10:49 p.m.