共 11 条
[1]
AMSTRONG DD, 1992, BRIN DEV, V14, P89
[2]
ANVERT M, 1993, CLIN DEV MED, V127, P99
[5]
ENGERSTROM IW, 1993, CLIN DEV MED, V127, P26
[7]
HAGBERG B, 1993, CLIN DEV MED, V127, P4
[8]
MURAKAMI JW, 1991, AJR, V159, P177
[9]
OLDFORS A, 1993, CLIN DEV MED, V127, P86