共 8 条
[1]
[Anonymous], 1990, PAIN SURG
[2]
*BRIT NAT FORM, 1996, BRIT NAT FORM, V31, P192
[3]
GOULD TH, 1992, BRIT MED J, V305, P517
[7]
*WELSH HLTH PLANN, 1992, PAIN DISC PALL CAR