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. 2021 Jun 14;2021(6):CD012978. doi: 10.1002/14651858.CD012978.pub2
  Descriptions as stated in report/paper Location in text
(pg & ¶/fig/table)
Aim of study    
Design(e.g. parallel‐group, cross‐over, cluster)    
Unit of allocation
(by individuals, cluster/groups or body parts)
   
Start date    
End date    
Total study duration    
Ethical approval needed/ obtained for study Yes No Unclear    
Notes: