private void OnAdd()
        {
            dlgAddNhanXetKhamLamSang dlg = new dlgAddNhanXetKhamLamSang();

            if (dlg.ShowDialog(this) == DialogResult.OK)
            {
                SearchAsThread();
            }
        }
        private void OnEdit()
        {
            if (dgNhanXet.SelectedRows == null || dgNhanXet.SelectedRows.Count <= 0)
            {
                MsgBox.Show(Application.ProductName, "Vui lòng chọn 1 nhận xét khám lâm sàng.", IconType.Information);
                return;
            }

            DataRow drData = (dgNhanXet.SelectedRows[0].DataBoundItem as DataRowView).Row;

            if (drData == null)
            {
                return;
            }
            dlgAddNhanXetKhamLamSang dlg = new dlgAddNhanXetKhamLamSang(drData);

            if (dlg.ShowDialog() == DialogResult.OK)
            {
                SearchAsThread();
            }
        }