Can the "double blind" be recognized before the identifying codes are revealed?

García Puig, J.; Mateos Antón, F.; Gil Aguado, A.; Barcina Sánchez, C.

Medicina Clinica 105(11): 437-438

1995


ISSN/ISBN: 0025-7753
PMID: 7475460
Document Number: 447329

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