Pre-termCOCA¹⁷²²³⁷BNC¹²⁶⁴¹⁶⁺⁴ 基本例句 早产¹⁰⁰ It leads to high-risk pregnancies and pregnancy- related problems, including miscarriage, pre-term labour and low birth weight. 导致了高危妊娠和妊娠相关的问题，其中包括流产、早产和婴儿出生体重偏低。 yeeyan MethodsClinical examination and molecular genetic analyses were performed in25 pre-term babies with advanced ROP. 方法对25例进展期早产儿视网膜病变的患儿进行临床及生物分子学检查。 cnki