Table 1. Categories, queries and counts of the extracted documents.

Category

Query

Documents

All

((((((cancer immunotherapy) OR cancer vaccine) OR ((adoptive immunotherapy) AND cancer)))) NOT (((((cancer immunotherapy) OR cancer vaccine) OR ((adoptive immunotherapy) AND cancer))) AND Review[ptyp]))

96160

Humans

((((((((cancer immunotherapy) OR cancer vaccine) OR ((adoptive immunotherapy) AND cancer)))) NOT (((((cancer immunotherapy) OR cancer vaccine) OR ((adoptive immunotherapy) AND cancer))) AND Review[ptyp]))) AND Humans[Mesh])

62448

Clinical trials (included to “Humans”)

((((((((cancer immunotherapy) OR cancer vaccine) OR ((adoptive immunotherapy) AND cancer)))) NOT (((((cancer immunotherapy) OR cancer vaccine) OR ((adoptive immunotherapy) AND cancer))) AND Review[ptyp]))) AND Clinical Trial[ptyp])

7585

Other animals

((((((((cancer immunotherapy) OR cancer vaccine) OR ((adoptive immunotherapy) AND cancer)))) NOT (((((cancer immunotherapy) OR cancer vaccine) OR ((adoptive immunotherapy) AND cancer))) AND Review[ptyp]))) AND Animals[Mesh:noexp])

33712