///<summary>
	/// Returns  first repetition of OML_O33_TIMING_PRIOR (a Group object) - creates it if necessary
	///</summary>
	public OML_O33_TIMING_PRIOR GetTIMING_PRIOR() {
	   OML_O33_TIMING_PRIOR ret = null;
	   try {
	      ret = (OML_O33_TIMING_PRIOR)this.GetStructure("TIMING_PRIOR");
	   } catch(HL7Exception e) {
	      HapiLogFactory.GetHapiLog(GetType()).Error("Unexpected error accessing data - this is probably a bug in the source code generator.", e);
	      throw new System.Exception("An unexpected error ocurred",e);
	   }
	   return ret;
	}
	///<summary>
	///Removes the given OML_O33_TIMING_PRIOR
	///</summary>
	public void RemoveTIMING_PRIOR(OML_O33_TIMING_PRIOR toRemove)
	{
		this.RemoveStructure("TIMING_PRIOR", toRemove);
	}