private void ListViewItem_Selected_hospital(object sender, RoutedEventArgs e)
{
var hospital_treatment = new HospitalTreatment();
hospital_treatment.Show();
this.Close();
}
private void ListViewItem_Selected_Instructions_For_Hospital_Treatment(object sender, RoutedEventArgs e)
{
var instructions_for_hospital_treatment = new HospitalTreatment();
instructions_for_hospital_treatment.Show();
this.Close();
}