Overview of phase IV clinical trials for postmarket drug safety surveillance: a status report from the ClinicalTrials.gov registry

OBJECTIVE: Phase IV trials are often used to investigate drug safety after approval. However, little is known about the characteristics of contemporary phase IV clinical trials and whether these studies are of sufficient quality to advance medical knowledge in pharmacovigilance. We aimed to determin...

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Detalles Bibliográficos
Autores principales: Zhang, Xinji, Zhang, Yuan, Ye, Xiaofei, Guo, Xiaojing, Zhang, Tianyi, He, Jia
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BMJ Publishing Group 2016
Materias:
Medical Management
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5168517/
https://www.ncbi.nlm.nih.gov/pubmed/27881517
http://dx.doi.org/10.1136/bmjopen-2015-010643

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5168517/
https://www.ncbi.nlm.nih.gov/pubmed/27881517
http://dx.doi.org/10.1136/bmjopen-2015-010643

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