subset_atc: Subset WHO ATC Codes

In nt-williams/rxnorm: Access Drug Names and Class from the National Library of Medicine RxNorm API

Subset WHO ATC Codes

Description

Subset ATC codes into the minimal code based on the level of query.

Usage

subset_atc(atc, query = c("first", "second", "third", "fourth"))

Arguments

atc	WHO ATC code.
query	The level to subset the code at. Options are "first" (default), "second", "third", "fourth".

Value

The subsetted code.

Examples

subset_atc("R06AE", "first")
subset_atc("R06AE", "second")

nt-williams/rxnorm documentation built on April 11, 2025, 11:05 p.m.