private void button2_Click(object sender, EventArgs e)
{
frm_diagnosis frm = new frm_diagnosis();
frm.ShowDialog();
dtt = new DataTable();
dtt = con.selectt("select id,name from diagnosis");
cmb_diagnosis.DataSource = dtt;
cmb_diagnosis.ValueMember = "id";
cmb_diagnosis.DisplayMember = "name";
}
private void txt_DiagnosisSearch_Click(object sender, EventArgs e)
{
frm_diagnosis frm = new frm_diagnosis();
frm.ShowDialog();
dt = new DataTable();
dt = con.selectt("select id,name from diagnosis");
cb_initialDiagnosis.DataSource = dt;
cb_initialDiagnosis.ValueMember = "id";
cb_initialDiagnosis.DisplayMember = "name";
}