The man had started a carnivore diet 8 months prior, eating "6 to 9 lb of cheese, sticks of butter and additional fat incorporated into his daily hamburgers." ...

This model takes into account the difference in growth rates between the dermis and the epidermis, their respective stiffnesses and, most importantly, the presence of blood vessels in the dermis.

and mesenchymal tumors arising from the supporting tissues of the dermis and subcutis, such as fibrous connective tissue (fibrosarcoma), blood vessels (hemangioendothelioma, hemangiopericytoma ...