Get the Veterans Health Administration's Medication Reference Terminology (MED-RT) information via RxCui

This function can get MED-RT information via RxCui.

getMEDRTInfo(df, RxCuiColName = RxCui, cores = 8)

Arguments

df	data.frame, included RxCui
RxCuiColName	a column name for RxCui of df
cores	number of parallel operation