TY  - RPRT
TI  - Using secondary data analysis for nursing research.
AU  - L H Nicoll
AU  - S C Beyea
PY  - 1999
DO  - 10.1016/s0001-2092(06)62504-0
UR  - https://pubmed.ncbi.nlm.nih.gov/10189349/
ID  - 10189349
ER  -