TY  - GEN
AU  - Bouvenot,G
AU  - Eschwège,E
TI  - [Placebo effect. Definition, observation conditions]
SN  - 0035-2640
PY  - 1991///0723
KW  - Clinical Trials as Topic
KW  - methods
KW  - Humans
KW  - Placebo Effect
N1  - Publication Type: Journal Article
ER  -