Split delimited string elements (case-insensitive and whitespace-trimmed)
Source:R/OncReg.delim.R
OR.delim.split.RdSplits a string by a specified delimiter, replaces NA with "", trims
whitespace, converts to lowercase, and returns delimited elements.
See also
Other delim:
OR.delim.contains(),
OR.delim.intersect(),
OR.delim.merge(),
OR.delim.replace(),
OR.delim.subset(),
OR.delim.table(),
OR.delim.txclass(),
OR.delim.txname()