Loosen, J. van

septum cartilage septal cartilage septal growth cartilaginou figure plate study vomer cartilaginous septum verwoerd ossification development profile thickness skull verwoerd-verhoef hl sphenoid verwoerd-verhoef result micron van velzen birth location verwoerd cda neustussenschot specimen region adult difference rhinology children pattern anatomy rabbit density structure skull base fracture variation basal rim change section pirsig cartilaginous part postnatal chapter endochondral ossification cell profile area otolaryngol lamina plast process dorsum increase university surgery aspect neonate trauma kraakbenige velzen septal deformities function table endochondral period image measurement segment palate kraakbeen midseptal direction heinze e maxilla sphenospinal zone postnatal growth analysis