Previously, OI was known only as a genetic disorder in the formation of collagen fibers, the protein framework of which bone and cartilage are built.
Previously, OI was known only as a genetic disorder in the formation of collagen fibers, the protein framework of which bone and cartilage are built.
早先成骨不全（OI）只被认为是胶原纤维形成中的遗传性障碍，胶原纤维是骨软骨构建的蛋白质框架。