File:Schematic of prospective contact tracing versus prospective and retrospective contact tracing.png
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Size of this preview: 800 × 487 pixels. Other resolutions: 320 × 195 pixels | 640 × 390 pixels | 1,024 × 624 pixels | 1,280 × 779 pixels | 2,560 × 1,559 pixels | 4,176 × 2,543 pixels.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 21:19, 24 November 2020 | 4,176 × 2,543 (483 KB) | commons>Anagy2020 | Uploaded own work with UploadWizard |
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