TY  - RPRT
TI  - Integrating qualitative research into evidence based practice.
AU  - Trisha Greenhalgh
PY  - 2002
DO  - 10.1016/s0889-8529(02)00009-9
UR  - https://pubmed.ncbi.nlm.nih.gov/12227121/
ID  - 12227121
ER  -