目的观察助产士一体式全程护理对初产妇自然分娩及分娩过程中疼痛情况的影响。方法选取2019年1月—2020年1月期间拟在医院进行自然......

随着社会的发展,生物医学模式向生物-心理-社会医学模式逐步转变,在医疗服务中,尤其是在产科领域中,产妇的社会心理需求日益被广大......

Background: More than half a million women and four million infants are reported to die every year due to complications ......

In this paper the characteristics of Sq variation of geomagnetic field in the region of the Chinese Great Wall Station (......