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posted on 2016-12-30, 18:35 authored by Zhen-Jie Wu, Peng Zhao, Bin Liu, Zhen-Chao Yuan

Literature search for the meta-analysis.

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    RRMEDLINECohort Studies BackgroundEMBASENewcastle-Ottawa quality assessment scalehip fracturemeta-analysicigarette smokingCISTATA version 12.0cohort studiesUSAcigarette smoking increases risksmoker

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