public string GetMultiStatement(Observation observation)
        {
            var mConcept = GetMConcept(observation.MConceptId);

            if (null == mConcept)
            {
                Log.Debug($"No concept {observation.MConceptId} for mulit-statement");
                return(string.Empty);
            }
            var iqConcept = mConcept.IQConcepts.FirstOrDefault();

            if (null == iqConcept)
            {
                Log.Debug($"No iq-concept for {observation.MConceptId}");
                return(string.Empty);
            }
            StringBuilder multi = new StringBuilder();

            multi.AppendLine($@"
                    DELETE FROM
	                    [{iqConcept.Tablename}] 
                    WHERE 
	                    Ptn_pk=@ptnpk AND Visit_Pk=@visitipk AND LocationId=(select TOP 1 FacilityID from mst_Facility WHERE DeleteFlag = 0);"    );

            foreach (var choice in observation.GetMultipleChoices())
            {
                multi.AppendLine($@"
                    Insert into 
                        [{iqConcept.Tablename}] (
                            [ptn_pk], [Visit_Pk], [LocationID],[{iqConcept.Fieldname}],UserId, [CreateDate], DateField1, DateField2, NumericField)
                    values (
                        @ptnpk,@visitipk,(select TOP 1 FacilityID from mst_Facility WHERE DeleteFlag = 0),{choice},{Patient.UserId},Getdate(),Getdate(), Getdate(), 0);");
            }
            return(multi.ToString());
        }