TY  - RPRT
TI  - [Effective research with the internet].
AU  - H Spallek
AU  - B Freigang
PY  - 1998
DO  - 10.1055/s-2007-996986
UR  - https://pubmed.ncbi.nlm.nih.gov/9701760/
ID  - 9701760
ER  -