TY  - RPRT
TI  - A psychological perspective for double-blind trials.
AU  - S M Zifferblatt
AU  - C S Wilbur
PY  - 1978
DO  - 10.1002/cpt19782311
UR  - https://pubmed.ncbi.nlm.nih.gov/618704/
ID  - 618704
ER  -