TY  - RPRT
TI  - [Erectile dysfunction--problem solved with sildenafil (Viagra)?].
AU  - C Hofer
AU  - H Kübler
AU  - R Hartung
PY  - 1998
DO  - 10.1007/s001080050295
UR  - https://pubmed.ncbi.nlm.nih.gov/10447395/
ID  - 10447395
ER  -