TY  - RPRT
TI  - Qualitative research: a consumer's guide.
AU  - R M Frankel
AU  - K Devers
PY  - 2000
DO  - 10.1080/135762800110664
UR  - https://pubmed.ncbi.nlm.nih.gov/14741803/
ID  - 14741803
ER  -