DOI:
10.1055/s-00028832
Arquivos Brasileiros de Neurocirurgia: Brazilian Neurosurgery
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References
Shekelle PG, Newberry SJ, Wu H , et al.
Identifying Signals for Updating Systematic Reviews.: A Comparison of Two Methods.
Methods Research Report. AHRQ Publication No. 11–EHC042-EF. Rockville, MD: Agency for Healthcare Research and Quality; June 2011.
http://effectivehealthcare.ahrq.gov
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