Get Total Number of PubMed Articles for a Search Term

This function queries the NCBI E-utilities API to retrieve the total number of PubMed articles that match a given search term or R package name.

Usage

get_pubmed_count(package_name, api_key = getOption("pubmed.api_key", NULL))

Arguments

package_name

A character string representing the search term (e.g., an R package name).

api_key

Optional. A character string with an NCBI API key. If not supplied, it will attempt to use the option getOption("pubmed.api_key").

Value

An integer representing the total number of PubMed articles matching the search term, or NA if the request fails.

Examples

if (FALSE) { # \dontrun{
get_pubmed_count("ggplot2")
} # }