I believe it is essential that we to provide clear guidance on how to use the IG. One way to do this (and I would like to discuss others with the team if possible) is to ( Note: I am using the Patient resource as the example for all of these)

1. Within Content Pages; http://hl7.org/fhir/patient.html#maternity

1. An examples page where we should show the most common Lab Tests (Here are examples for Patient) http://hl7.org/fhir/patient-examples.html
   Including — Panel, ACMG Genes,PGx,Targeted gene such as Cystic Fibrosis, Carrier Screening, CDC-1, Somatic testing (Oncology Reports, Exome, WGS etc... — of course, everyone should add to this list so that we get a complete set of what we feel are the most common use cases for your organization or what you know of the field.