Argonaut Scheduling and Appointments: This project supports basic patient and provider access to a provider's calendar and appointment requests, including APIs and guidance for searching and publishing a providers schedule andrequesting, cancelling or updating an appointment.
We currently have location on Appointment.$find, which accepts human-input location text.
I'd like to also add a location-reference alongside the location parameter so that the client can provide a reference if it has one. 0..* cardinality.