What is the biological basis of pattern formation of skin lesions? 由 Chuong, C, Dhouailly, D, Gilmore, S, Forest, L, Shelly, W, Stenn, K, Maini, P, Michon, F, Parimoo, S, Cadau, S, Demongeot, J, Zheng, Y, Paus, R, Happle, R