Basic Research
Validity of Qualis database as a predictor of evidence hierarchy and risk of bias in randomized controlled trials - a case study in dentistry
Christiane Alves Ferreira
, Carlos Alfredo Salles Loureiro, Humberto Saconato, Alvaro Atallah
Corresponding author
Medicina – UNIFESP, Universidade Federal de São Paulo, São Paulo, SP, Brazil.
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