getName() : string {
		let distinctOrgs = linq(this.episodes)
			.Select(e => e.managingOrganisation.odsCode)
			.Distinct()
			.ToArray();

		if (distinctOrgs.length == 1)
			return this.episodes[0].managingOrganisation.name;
		else
			return distinctOrgs.length.toString() + ' organisations';
	}

	getPeriodEnd() : UIDate {
		return linq(this.episodes)
			.Select(e => e.period.end)
			.Max();
	}

	public getPastMedication(): UIMedicationStatement[] {
		return linq(this.medication)
			.Where(t => t.status == 'Completed')
			.OrderByDescending(t => this.getMedicationOrderingDate(t))
			.ToArray();
	}

	getPeriodStart() : UIDate {
		return linq(this.episodes)
			.Select(e => e.period.start)
			.Min();
	}

	public getRepeatMedication(): UIMedicationStatement[] {
		return linq(this.medication)
			.Where(t => t.status != 'Completed' && t.authorisationType.code != 'acute')
			.OrderByDescending(t => this.getMedicationOrderingDate(t))
			.ToArray();
	}

	public getPastProblems(): UIProblem[] {
		return linq(this.problems)
			.Where(t => t.hasAbated)
			.ToArray();
	}

	public getActiveProblems(): UIProblem[] {
		return linq(this.problems)
			.Where(t => (!t.hasAbated))
			.ToArray();
	}

	public getTests(): UITest[] {
		return linq(this.testRequests as Array<UITest>)
			.Concat(linq(this.specimens as Array<UITest>))
			.ToArray();
	}

	public getInvestigations(): UIInvestigation[] {
		return linq(this.observations as Array<UIInvestigation>)
			.Concat(linq(this.diagnosticReports as Array<UIInvestigation>))
			.Where(t => t.related && t.related.filter((r) => r.type === 'has-member').length > 0)
			.ToArray();
	}