Health
0
Questions
0
Users
0
votes
1
answers
1.5K
views
0
votes
1
answers
1.7K
views
0
votes
1
answers
1.1K
views
Why are scars permanent?
If the cells of our skin are replaced regularly, why do some scars never go away?
0
votes
1
answers
815
views
0
votes
1
answers
812
views
0
votes
1
answers
812
views