Abstract: A tubular structure is disclosed. The tubular structure may be formed by stacking a plurality of layers, a plurality of pores may be formed in each of the layers, and a physiologically active substance may be contained in the pores in at least one of the layers.
Abstract: Disclosed herein are a circular matching system and a circular matching process, which provide a circle in which a plurality of preexisting pairs, in each of which the members are unsatisfied with each other according to predetermined criteria, are swapped in a circular manner to form new optimal or suitable pairs whose members are satisfied with the new partners on the basis of the predetermined standards.
© 2024 Justia
