A marked historical change occurs at the epiphysis of the ribs of infected pigs.病豬肋骨骨骺處出現(xiàn)明顯的組織學(xué)病變.Methods: Distal tibia osteotomy lengthening and epiphysis distraction lengthening operation.方法: 脛骨遠(yuǎn)端骨骺牽伸延長(zhǎng)術(shù)、脛骨下端截骨延長(zhǎng)術(shù).Conc...