TY  - RPRT
TI  - [Nootropic drug evaluation for general practice].
AU  - R Ihl
AU  - C Kretschmar
PY  - 1997
DO  - 10.1007/s001150050207
UR  - https://pubmed.ncbi.nlm.nih.gov/9732727/
ID  - 9732727
ER  -