| 1 | They had a difficult time in giving the child his polio vaccination because he would not hold still. | |
| 2 | The UN-led polio immunization campaign was briefly suspended last week following the deaths of two Afghan doctors working for the World Health Organization. | |
| 3 | Nothing has been more God-like than our eradication of smallpox and near eradication of polio, but few sane people regret this. |