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Table 2 Swabbing sites in the ‘Mobile device experiment’ for both runs

From: Silica nanoparticles with encapsulated DNA (SPED) to trace the spread of pathogens in healthcare

  Swabbing sites before deployment of SPED as baseline Swabbing sites after patient care sequence
Patient A′
Wrist, radial pulse point X X
Neck, carotid pulse point X X
Chest, Erb’s point X X
Doctor A
Cheek, phone touching point X X
Hands, palms X X
Stethoscope A, chest piece X X
Patient B′
Wrist, radial pulse point X X
Neck, carotid pulse point X X
Chest, Erb’s point X X
Doctor B
Cheek, phone touching point X X
Hands, palms X X
Stethoscope B, chest piece X X
Mobile phone
Phone, frontside screen X X
Phone, backside X X
  1. SPED silica nanoparticles with encapsulated DNA