TY  - RPRT
TI  - [Blinding for clinical trials. Does it matter?].
AU  - Luz María Letelier
AU  - Juan Jorge Manríquez
AU  - Juan Carlos Claro
PY  - 2004
DO  - 10.4067/s0034-98872004000900016
UR  - https://pubmed.ncbi.nlm.nih.gov/15543772/
ID  - 15543772
ER  -