public static LocalPatientRecords ReadFile(string file)
        {
            PatientRecordsSerializer serializer = new PatientRecordsSerializer();

            try
            {
                string xml = string.Empty;
                using (StreamReader reader = new StreamReader(file))
                {
                    xml = reader.ReadToEnd();
                    reader.Close();
                }
                return(serializer.Deserialize(xml));
            }
            catch { }
            return(new LocalPatientRecords());
        }