| Copies of the two questionnaires and answer sheets were included with the letter to staff. |
| Nurses trained for the survey went through the questionnaires to ensure that they were fully completed. |
| A survey team will be handing out questionnaires on station platforms and trains. |
| Pupils placed completed questionnaires, identified by study number only, in sealed envelopes. |
| People from around the world will be able to answer questionnaires and add comments. |
| Understanding why this is the case and how it can be improved is seen to demand methods that go beyond questionnaires and surveys. |
