1 “... (Database of Abstracts of Reviews of Effects). REVIEW METHODS: We consulted a Technical Expert Panel...”

2 “... (Database of Abstracts of Reviews of Effects). REVIEW METHODS: We consulted a Technical Expert Panel...”

3 “... studies were identified from reference lists and technical experts. REVIEW METHODS: Major data abstraction...”

4 “... studies were identified from reference lists and technical experts. REVIEW METHODS: Major data abstraction...”

5 “... registries, abstracts and conference papers, as well as information from manufacturers. REVIEW METHODS: We...”

6 “... registries, abstracts and conference papers, as well as information from manufacturers. REVIEW METHODS: We...”

7 “... searched for gray literature in databases with regulatory information, clinical trial registries, abstracts...”

8

9 “... with regulatory information, clinical trial registries, abstracts and conference papers, grants and federally...”

10

11 “... searched for gray literature in databases with regulatory information, clinical trial registries, abstracts...”

12 “... with regulatory information, clinical trial registries, abstracts and conference papers, grants and federally...”

13 “... information, clinical trial registries, abstracts and conference papers, grants and federally funded research...”

14 “..., abstracts/conference papers, grants and federally funded research, and manufacturer information. REVIEW...”

15 “..., abstracts/conference papers, grants and federally funded research, and manufacturer information. REVIEW...”

16 “... Register of Controlled Trials (CENTRAL). From relevant articles, information was abstracted and summarized...”

17 “... Register of Controlled Trials (CENTRAL). From relevant articles, information was abstracted and summarized...”

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