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Reporting of Methodologic Information on Trial Registries for Quality Assessment: A Study of Trial Records Retrieved from the WHO Search Portal
- Ludovic Reveiz,
- An-Wen Chan,
- Karmela Krleža-Jerić,
- Carlos Eduardo Granados,
- Mariona Pinart,
- Itziar Etxeandia,
- Diego Rada,
- Monserrat Martinez,
- Xavier Bonfill,
- Andrés Felipe Cardona
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- Published: August 31, 2010
- https://doi.org/10.1371/journal.pone.0012484