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Table 1 Search strategy for MEDLINE (MeSH, Medical Subject Headings)

From: Assisted reproductive technology and the risk of preeclampsia: an updated systematic review and meta-analysis

1

Preeclampsia [Text Word])

2

Pre-Eclampsia [Text Word])

3

“Pre-Eclampsia” [Text Word])

4

“Pre-Eclampsia” [MeSH Terms]

5

1 OR 2 OR 3 OR 4

6

Reproductive Techniques, Assisted [Text Word]

7

Reproductive Techniques, Assisted [MeSH Terms]

8

6 OR 7

9

Cohort Studies [Text Word]

10

Cohort Studies [MeSH Terms]

11

Retrospective Studies [Text Word]

12

Retrospective Studies [MeSH Terms]

13

Prospective Studies [Text Word]

14

Prospective Studies [MeSH Terms]

15

Case-Control Studies [Text Word]

16

Case-Control Studies [MeSH Terms]

17

9 OR 10 OR 11 OR 12 OR 13 OR 14 OR 15 OR 16

18

5 AND 8 AND 17