表皮
anatomical
background
baldness
bulb
care
concept
damage
dermal
dermatology
dermis
effect
flat
follicle
grow
growth
hair
haircare
hairless
health
healthcare
human
icon
illness
illustration
information
layer
line
loss
medical
normal
phase
problem
process
root
scalp
scheme
science
scientific
set
shrink
sign
skin
small
structure
style
surface
symbol
thinning