TY  - RPRT
TI  - Placebo-controlled trials.
AU  - M Markman
PY  - 2001
DO  - 10.7326/0003-4819-135-1-200107030-00023
UR  - https://pubmed.ncbi.nlm.nih.gov/11434741/
ID  - 11434741
ER  -