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Table 1 Search strategy

From: Retractions in cancer research: a systematic survey

MEDLINE

Embase

Cochrane

1. cancer.mp or exp Neoplasms

1. cancer.mp or exp Neoplasm

1. “cancer” in title, abstract, OR as keyword

2. Retracted Publication/

2. Retracted article/

2. “oncology” in title, abstract, OR as keyword

3. 1 AND 2

3. Retraction/

3. retract* anywhere in text

 

4. 2 OR 3

4. 1 OR 2

 

5. 1 AND 4

5. 3 AND 4