//Pokazvane na formata za registraciq na pacient
        private void ButtonAddPatient_Click(object sender, EventArgs e)
        {
            NewPatientForm newPatientForm = new NewPatientForm();

            newPatientForm.ShowDialog();
            UpdatePatients();
        }
        //Otvarqne na forma za registrirane na nov pacient
        //i opresnqvane na "comboBoxPatient" kato se zapazi izbraniq
        private void buttonAdd_Click(object sender, EventArgs e)
        {
            int            selected       = comboBoxPatient.SelectedIndex;
            NewPatientForm newPatientForm = new NewPatientForm();

            newPatientForm.ShowDialog();
            UpdatePatients();
            comboBoxPatient.SelectedIndex = selected;
        }