TY  - RPRT
TI  - double-blind"double-bind.
AU  - A Björnberg
AU  - L Hellgren
PY  - 1975
DO  - 10.1185/03007997509113643
UR  - https://pubmed.ncbi.nlm.nih.gov/1090417/
ID  - 1090417
ER  -