cartilagen.软骨Cartilage of Eustachian tube咽鼓管软骨cartilage ectodermodysplasia软骨-外胚层发育不良cartilage tissue engineering软骨组织工程cartilage of acoustic meatus外耳道软骨Cartilage resorption disorder软骨吸收障碍cartilage-bone growth factor软骨-骨生长因子Cartilage graft to nasal septum软骨移植至鼻中隔cartilages ossified with age.软骨随着年龄而硬化。cartilage directed growth theory软骨生长理论cartilage-derived growth factor软骨源性生长因子