Their potential longevity was 4 - 8 years.他们的生命力是4-8年.Right Ventricle – to – Pulmonary Artery Conduit Longevity: Is it Related to Allograft Size?右心室至肺动脉导管的寿命: 是否与移植物的大小有关?Recent studies make a direct connection between l...
METHODS: The pollen allergens were purified by gelatin filtration.方法: 采取凝胶过滤方法分别提纯上述花粉变应原.The other showed the farina accumulation existing obstacle in the prophase of pollen maturation.二是花粉成熟前期,淀粉粒积累发生障碍.Hay fever suffe...