共 15 条
[1]
AHMED SS, 1972, CIRCULATION, V46, P559, DOI 10.1161/01.CIR.46.3.559
[3]
ALTERATIONS OF SYSTOLIC-TIME INTERVALS DURING PREGNANCY
[J].
CIRCULATION,
1974, 49 (03)
:560-564
[4]
CELLINA G, 1981, G ITAL CARDIOL, V10, P60
[9]
MACGILLIVRAY I, 1958, J OBSTET GYNAECOL, V65, P536
[10]
METCALFE J, 1974, Progress in Cardiovascular Diseases, V16, P363, DOI 10.1016/0033-0620(74)90028-0