Merge pull request #286 from RADAR-base/nhs-id

Update NHS ID questionnaire

questionnaires/nhs_id/nhs_id_armt.json

@@ -25,7 +25,7 @@
     "form_name": "nhs",
     "section_header": "NHS Number",
     "field_type": "web",
-    "field_label": "Thanks for agreeing to share your NHS number. Your NHS number is a 10-digit number, like 485 777 3456. If you know what your number is, please enter it in the box below. Otherwise, click the \"Start\" button, and follow the steps to retrieve your NHS number (you will need your name, date of birth and postcode). Once you have this, you can exit the browser and return to this page.",
+    "field_label": "Thanks for agreeing to share your NHS number. Your NHS number is a 10-digit number, like 485 777 3456. You can find your NHS number on a hospital appointment letter. If you know what your number is, please enter it in the box below. Otherwise, click the \"Start\" button, and follow the steps to retrieve your NHS number (you will need your name, date of birth and postcode). Once you have this, you can exit the browser and return to this page.",
     "select_choices_or_calculations": [],
     "field_note": "",
     "text_validation_type_or_show_slider_number": "",