共 8 条
[4]
EMMANOUILIDES GC, 1967, PEDIATRICS, V39, P337
[5]
FELLOWS KE, 1972, RADIOL CLIN N AM, V10, P349
[7]
Philp T, 1973, Clin Radiol, V24, P54, DOI 10.1016/S0009-9260(73)80115-1
[8]
SAPIN SO, 1963, PEDIATRICS, V31, P946