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(a) Note that the vertex of scalp is nearly void of hair. (b) At day no. 30, though hair is overall shorter, there are new hairs growing in the vertex. (c) At day no. 60, many new hairs were found at the vertex and the frontal scalp. The overall area on top of the head which was originally void of hair has decreased in size. (d) Another view of the vertex demonstrates substantial hair growth.
