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Table 1 Search strategy

From: Inter-pregnancy interval and pregnancy outcomes among women with delayed childbearing: protocol for a systematic review

Database Search term
Medline Subject heading (MeSH): Birth interval
Keywords: “birth interval*” or “pregnancy interval*” or “birth spacing*” or “pregnancy spacing*” or “interpregnancy interval*” or “interpregnancy spacing*”
Birth adj3 Interval
CINAHL Subject heading (MeSH): Birth interval
Keywords: “birth interval*” or “pregnancy interval*” or “birth spacing*” or “pregnancy spacing*” or “interpregnancy interval*” or “interpregnancy spacing*”
Embase Keywords: “birth interval*” or “pregnancy interval*” or “birth spacing*” or “pregnancy spacing*” or “interpregnancy interval*” or “interpregnancy spacing*”
Birth adj3 Interval