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Appendix S1. The initial contact email sent to potential survey respondents.

Appendix S2. Survey cover letter and Questionnaire.

Appendix S3. List of study names and locations.*

FilenameFormatSizeDescription
aec2421_sm_Appendix_A_and_C.doc105KSupporting info item
aec2421_sm_Appendix_B.pdf321KSupporting info item

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