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Supplemental Information

Additional file 1: Information leaflet

DOI: 10.7287/peerj.preprints.1530v1/supp-1

Additional file 2: Interview guide

DOI: 10.7287/peerj.preprints.1530v1/supp-2

MSC card layout survey responses

DOI: 10.7287/peerj.preprints.1530v1/supp-3

MSC usability survey responses

DOI: 10.7287/peerj.preprints.1530v1/supp-4

Additional Information

Competing Interests

The authors declare that they have no competing interests.

Author Contributions

Kathrin Blagec conceived and designed the experiments, performed the experiments, analyzed the data, wrote the paper, prepared figures and/or tables, reviewed drafts of the paper.

Katrina M Romagnoli conceived and designed the experiments, performed the experiments, reviewed drafts of the paper.

Richard D Boyce conceived and designed the experiments, analyzed the data, wrote the paper, reviewed drafts of the paper.

Matthias Samwald conceived and designed the experiments, analyzed the data, wrote the paper, reviewed drafts of the paper.

Human Ethics

The following information was supplied relating to ethical approvals (i.e., approving body and any reference numbers):

The interview study was classified as exempt by the University of Pittsburgh institutional review board.

Ethical approval for both online surveys was obtained from the ethics committee of the Medical University of Vienna (No. 1417/2015).

Ethics

The following information was supplied relating to ethical approvals (i.e., approving body and any reference numbers):

The interview study was classified as exempt by the University of Pittsburgh institutional review board.

Ethical approval for both online surveys was obtained from the ethics committee of the Medical University of Vienna (No. 1417/2015).

Data Deposition

The following information was supplied regarding data availability:

Anonymized raw data are attached as supplementary files. Raw interview transcripts are not published for privacy reasons.

Funding

The research leading to these results has received funding from the Austrian Science Fund (FWF): [P 25608-N15]. KMK and RDB received funding from the US National Library of Medicine (1R01LM011838-01) and the US National Institute on Aging (K01AG044433). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.


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