Hair loss. Patches of hair loss on the scalp of a young male patient,known as alopecia areata. This form of hair loss occurs due to an autoimmune attack on the hair follicles,and the hair usually returns within a few months | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 5197 px × 3459 px |
Model Release : | Disponible |
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