codecolflow_mod: build a comparison of potentially duplicate flow data
codefindMedFlowRow_mod: find row numbers for matching ID and time
codeflowData_mod: correct flow data
codeconcData_mod: correct concentration data
codeinfusionData_mod: combine flow and MAR data; standardize hourly rate, which may or may not include weight
coderesolveDoseDups_mod: correct duplicated infusion and bolus doses
codewriteCheckData
codeprocessErx: prepare e-prescription data
codeprocessErxAddl: additional processing, checking for connected observations
codevalidateColumns: check columns are in place
coderead: generic read function
codesetDoseMar: set unit/rate/date columns