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[会议论文] 作者：Samuel J. Shubrooks,
来源：第四届长城国际老年心脏病学论坛 年份：2005
@@ Persons aged 80 and above are the fastest growing age group in the United States population, having increased 50％ since 1990 and predicted to grow another 25％...
[期刊论文] 作者：Samuel J. Shubrooks,Jr,
来源：老年心脏病学杂志：英文版 年份：2005
Persons aged 80 and above are the fastest growing age group in the United States population, having increased 50% since 1990 and predicted to grow another 25% b...
[期刊论文] 作者：Samuel J. Shubrooks,Jr,
来源：黑龙江科技学院学报 年份：2005
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
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