Possible enumeration values:

NameValueDescription
NotSpecified

0

The request source was not specified, or is not applicable.

Prescribing

1

The drug identifier was in the PrescribedDrugs collection.

Prescribed

2

The drug identifier was in the PrescribingDrugs collection.

PrescribedAndPrescribing

3

The drug identifier was in both the PrescribingDrugs and PrescribedDrugs collections.