Allergy testing. This is a procedure that involves exposing a person to various allergens to determine what they are allergic to and the severity of their allergic reactions. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Bulgar, Wladimir |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |