共 4 条
[1]
Hach W., 1981, PHLEBOL PROKTOL, V10, P171
[2]
PERRIN M, 1990, INSUFFISANCE VEINEUS, P45
[3]
VAN DER STRICHT J, 1963, Presse Med, V71, P1081
[4]
VANBEMMELEN PS, 1992, QUANTITATIVE MEASURE, P61