Created a record map to read a flat-file of lab results.
Have multiple lines that represent result components for a given order per pt MRN.
Grouping these records together based upon the order number in a custom service to create a single XML message.
Within the XML message, there are some fields that occur once and some that occur one or more times.
Within the record map, the fields/properties that occur once are configured as "As %String. The fields/properties that occur more than once are configured as "As List of %String.