共 7 条
[2]
DAFFNER RH, 1983, CRC CR REV DIAGN IM, V20, P79
[3]
FLEISS JL, 1981, STATISTICAL METHODS, P227
[4]
KAPLAN FS, 1983, CLIN S, V35, P2
[5]
RICHARDSON ML, 1985, CLIN ORTHOP RELAT R, V185, P224
[6]
SCHNEIDER R, 1984, ORTHOP CLIN N AM, V15, P631
[7]
SIEGELMAN SS, 1970, OSTEOPOROSIS, P68