【名词&注释】
体外受精(in vitro fertilization)、酸枣仁汤(wild jujube seed decoction)、知柏地黄丸、同源人工授精(artificial insemination by husband)、异源人工授精(artificial insemination by donor)、无性生殖(asexual reproduction)
[单选题]阴虚血热型经期延长的治法是
A. 清热凉血止血
B. 养阴清热止血
C. 疏肝清热凉血
D. 养阴固涩止血
E. 清热化瘀止血