TY - JOUR T1 - Measuring patients' experiences and views of the emergency and urgent care system: psychometric testing of the urgent care system questionnaire. JO - BMJ Qual Saf PY - 2011/01/05 AU - O'Cathain A AU - Knowles E AU - Nicholl J ED - DO - DOI: 10.1136/bmjqs.2009.036574 VL - 20 IS - 2 SP - 134 EP - 140 Y2 - 2024/12/22 ER -