The effect of maternal position on umbilical Doppler velocimetry in normal term pregnancyP Tamilselvan, M Shankar,R Fernando,M ColumbANESTHESIOLOGY(2005)引用 0|浏览2暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要