public Acknowledgment GetResultAcknowledgment(string resultUuid)
        {
            _Trace.TraceEvent(TraceEventType.Verbose, -1, "GetResultAcknowledgment");

            Guid guid = new Guid(resultUuid);
            CriticalResultsEntityManager manager = new CriticalResultsEntityManager();
            AcknowledgmentEntity e = manager.GetResultAcknowledgment(guid);
            if (e == null)
                return new Acknowledgment();
            Acknowledgment ack = new Acknowledgment(e);
            ack.ResolveUser();
            ack.ResolveResult();
            return ack;
        }