Graf法超声对0~6个月婴幼儿发育性髋关节发育不良的诊断价值
许颖, 朱晓改
Value of Graf ultrasound in the diagnosis of developmental hip dysplasia in infants aged 0 to 6 months
XU Ying, ZHU Xiao-gai
中国儿童保健杂志 . 2020, (8): 928 -930 .  DOI: 10.11852/zgetbjzz2020-0026