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

Clinical Study Phase (CSP) segment — HL7v2 v2.5.1.

Contains patient-specific clinical study phase information.

4 fields per HL7 v2.5.1 specification.

# `t`

```elixir
@type t() :: %HL7v2.Segment.CSP{
  date_time_study_phase_began: term(),
  date_time_study_phase_ended: term(),
  extra_fields: term(),
  study_phase_evaluability: term(),
  study_phase_identifier: term()
}
```

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