text: from django.contrib import admin
  from core.models import *
  
  # Register your models here.
  admin.site.register(Medication)
  admin.site.register(UrineDrugScreen)
  admin.site.register(CaseManagement)
  admin.site.register(Appointment)
  admin.site.register(BehavioralHealthNotes)
  
  class BaseInline(admin.StackedInline):
      extra = 0
  
  class UrineDrugScreenInline(BaseInline):
      model = UrineDrugScreen
  
  class AppointmentInline(BaseInline):
      model = Appointment
  
  class MedicationInline(BaseInline):
      model = Medication
  
  class CaseManagement(BaseInline):
      model = CaseManagement
  
  class ParticipantAdmin(admin.ModelAdmin):
      inlines = [
              AppointmentInline,
              MedicationInline,
              CaseManagement,
              UrineDrugScreenInline,
              ]
  
  admin.site.register(Participant, ParticipantAdmin)
  