# `HL7v2.Segment.AIS`
[🔗](https://github.com/Balneario-de-Cofrentes/hl7v2/blob/v3.10.1/lib/hl7v2/segment/ais.ex#L1)

Appointment Information — Service (AIS) segment — HL7v2 v2.5.1.

Contains service-specific scheduling information.
12 fields per HL7 v2.5.1 specification.

# `t`

```elixir
@type t() :: %HL7v2.Segment.AIS{
  allow_substitution_code: term(),
  duration: term(),
  duration_units: term(),
  extra_fields: term(),
  filler_status_code: term(),
  filler_supplemental_service_information: term(),
  placer_supplemental_service_information: term(),
  segment_action_code: term(),
  set_id: term(),
  start_date_time: term(),
  start_date_time_offset: term(),
  start_date_time_offset_units: term(),
  universal_service_identifier: term()
}
```

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*Consult [api-reference.md](api-reference.md) for complete listing*