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Published or updated within the last:
Marzia Lazzerini, Humphrey Wanzira
Zbys Fedorowicz, Vanitha A Jagannath, Ben Carter
A new search for studies has been conducted.
There has been an important change to the conclusions of the review.
A full review, complete with results and discussion, possibly including meta-analyses to combine results across studies.
A systematic review of studies assessing an intervention for a health problem.
Vipul Jairath, Sarah Hearnshaw, Susan J Brunskill, Carolyn Doree, Sally Hopewell, Chris Hyde, Simon Travis, Michael F Murphy
Elizabeth J Elliott, Diana Thomas, Jonathan E Markowitz