get_articles_by_terms: Returns a list of articles matching the termlist items in the...

In rpubmed: rpubmed

Description

Returns a list of articles matching the termlist items in the termlist can be strings or character vectors, concatenated to an "or" regex e.g list(c("gprd", "diabetes")) returns all articles mentioning either gprd or diabetes. different items in the list recursively filter the list e.g. list("gprd", "diabetes") returns articles mentioning gprd and diabtes

Usage

  get_articles_by_terms(corpus, term_list, where,
    case_sensitive = FALSE, ...)

Arguments

corpus	list of downloaded Pubmed records, e.g. from rpubmed_fetch_in_chunks
term_list	list of character vectors giving the search terms. list elements are searched for reductively (using &). Elements of internal charater vectors are combined into 'or' terms
where	A predicate function referring to a search in an area of the record. Choose from in_abstract_p, in_mesh_p or in_mesh_abstract_p
case_sensitive	boolean is the search case sensitive?
dots	arguments to be passed down to grep, e.g. invert = TRUE, perl = TRUE

Value

list containing abstracts and metadata for each ID matching the search criteria

Examples

## Not run: 
plasticity_records <- fetch_in_chunks(plasticity_ids)

# Search for articles with "plant" and "fish" in the abstract
get_articles_by_terms(plasticity_records, list("plant", "fish"), where = in_abstract_p)

# Search for records with "plant" or "fish" in the abstract or MeSH headings:
get_articles_by_terms(plasticity_records, list(c("plant", "fish")), where = in_mesh_abstract_p)

## End(Not run)

rpubmed documentation built on May 2, 2019, 5:25 p.m.