public string getScreeningByStatus(string Status)
        {
            var PSM       = new PatientScreeningManager();
            int statusId  = Convert.ToInt32(LookupLogic.GetLookupItemId(Status));
            int patientId = Convert.ToInt32(Session["PatientPK"]);

            PatientScreening[] patientScreeningData = PSM.GetPatientScreeningStatus(patientId, statusId).ToArray();
            string             jsonScreeningObject  = "[]";

            jsonScreeningObject = new JavaScriptSerializer().Serialize(patientScreeningData);
            return(jsonScreeningObject);
        }