Department of Obstetrics and Gynecology;
Niigata City General Hospital;
Niigata;
Japan;
Department of Obstetrics and Gynecology;
Niigata University General Hospital of Medical and Dental Sciences;
Niigata;
Japan;
Anti-Cardiolipin; Antibody; Postpartum; Cerebral; Hemispheric; Infarction; Abnormal; Pregnancy; Sairei-to; Low; Dose; Aspirin;