private void vacunasToolStripMenuItem_Click(object sender, EventArgs e)
 {
     Registros.VacunasForm vacuna = new Registros.VacunasForm();
     vacuna.MdiParent = this;
     vacuna.Show();
 }
 private void VacunastoolStripButton_Click(object sender, EventArgs e)
 {
     Registros.VacunasForm vacuna = new Registros.VacunasForm();
     vacuna.MdiParent = this;
     vacuna.Show();
 }