1955年毛燮均教授等以理想為標(biāo)準(zhǔn)調(diào)查統(tǒng)計(jì)錯(cuò)
患病為率()
A.29.4%
B.91.2%
C.90%
D.50%
E.25%
骨性Ⅲ錯(cuò)ANB角為()
A.140°~160°
B.130°~140°
C.120°~125°
D.125°
E.<0°
A.140°~160°
B.130°~140°
C.120°~125°
D.125°
E.<0°