infrasonic是什么意思

用法例句

ObjectiveTo observe the clinical effect of traditional Chinese medicine Bushen Houxue (BSHX) method combined with ultrasound-guided follicle aspiration (MFA) in treating refractory polycystic ovary syndrome (PCOS).

目的观察补肾活血中药联合超声下卵泡抽吸术(MFA)治疗难治性多囊卵巢综合征(PCOS)的临床疗效。