SEARCH

SEARCH BY CITATION

FilenameFormatSizeDescription
jgs12563-sup-0001-AppendS1-S2.docxWord document17K

Appendix S1. Search strategies per database.

Appendix S2. Methodological quality of case control studies.

Please note: Wiley Blackwell is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.