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Fig. 2 | BMC Public Health

Fig. 2

From: Optimizing the implementation of a participant-collected, mail-based SARS-CoV-2 serological survey in university-affiliated populations: lessons learned and practical guidance

Fig. 2

Unanticipated logistics issues with packing, boxes, and bloodspots. A 1000 boxes set up for packing and shipping. B At-home test kit returned after experiencing water damage. C Bloodspot cards returned with some spots too small to use for analysis. All images were captured by the authors of this paper and all company logos have been hidden for copyright purposes

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