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Fig. 1 | Nutrition Journal

Fig. 1

From: Association of whole grains intake and the risk of digestive tract cancer: a systematic review and meta-analysis

Fig. 1

Flow chart of study selection. A flowchart of the research selection process of this meta-analysis is shown in Fig. 1. The search of database and other sources identified 1679 potentially relevant articles after duplicate exclusion. In addition, 1645 articles were excluded after further evaluations. Finally, 34 articles reporting 35 studies were selected for this meta-analysis

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