private void addNewDiseaseButton_Click(object sender, EventArgs e)
{
DiseaseEntryForm diseaseEntryForm = new DiseaseEntryForm();
Close();
diseaseEntryForm.Show();
}
private void addNewDiseaseButton_Click(object sender, EventArgs e)
{
DiseaseEntryForm diseaseEntryForm=new DiseaseEntryForm();
diseaseEntryForm.Show();
}