Allergy skin-prick test
Allergist applies minute amounts of potential allergen extracts to the forearm skin of a young man. The treated points are then scratched to ensure positive contact.
Copyright © James King-Holmes
Model Release: Yes
Photo size: 16.8 Mpixels (48 MB uncompressed) - 3530x4754 pixels (11.7x15.8 in / 29.9x40.3 cm at 300 ppi)