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Introduction
Lumbopelvic pain (LPP) is common in pregnant women and has a significant negative effect on physical and psychological health. In this study, for the first time, we conduct a meta‐analysis to estimate the overall prevalence of LPP among pregnant women and clarify the reasons for the differences in the estimated results.
Material and methods
A systematic search of four databases (PubMed,...
In recent years, the e-commerce security problem has become the bottleneck of e-commerce development. Based on deep analysis of current e-commerce development problem at home and abroad, this paper proposes an all-dimensional development pattern including three layers and five elements to vigorously explore the practical strategy.
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