TY - CHAP T1 - Combining Qualitative and Quantitative Methods T2 - Qualitative Research in Health Care: Third Edition PY - 2007/11/26 AU - O'Cathain A AU - Thomas K ED - DO - DOI: 10.1002/9780470750841.ch9 SN - 9781405135122 SP - 102 EP - 111 Y2 - 2024/12/28 ER -