private void toolStripButton13_Click(object sender, EventArgs e)
{
var form2 = new LabtrackingReport();
form2.doctor_id = doctor_id;
form2.FormClosed += (sender1, args) => this.Close();
this.Hide();
form2.Show();
}
private void toolStripButton12_Click(object sender, EventArgs e)
{
var frmAddlabwork = new LabtrackingReport();
frmAddlabwork.doctor_id = doctor_id;
frmAddlabwork.patient_id = patient_id;
frmAddlabwork.Closed += (sender1, args) => this.Close();
this.Hide();
frmAddlabwork.Show();
}