TY  - RPRT
TI  - Methodological issues in Web-based research.
AU  - Mary E Duffy
PY  - 2002
DO  - 10.1111/j.1547-5069.2002.00083.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11901974/
ID  - 11901974
ER  -