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  篇名 作者 主题词 文摘
          A B C D E F G H I J K L M N O P Q R S T U V W X Y Z    
     
 
S. Karger AG  ( 143 Titles / 108,168 Abstracts )
STA HealthCare Communications Inc  ( 8 Titles / 1,509 Abstracts )
Science Publications  ( 18 Titles / 6,076 Abstracts )
Science Reviews 2000 Ltd  ( 8 Titles / 518 Abstracts )
Science and Engineering Publishing Company  ( 69 Titles / 875 Abstracts )
Scientific Research Publishing  ( 244 Titles / 25,078 Abstracts )
Scientific and Technical Research Council of Turkey  ( 12 Titles / 4,221 Abstracts )
Scranton Gillette Communications, Inc.  ( 6 Titles / 2,835 Abstracts )
Shiraz University of Medical Sciences  ( 12 Titles / 375 Abstracts )
Society of American Foresters  ( 5 Titles / 793 Abstracts )
Springer Verlag  ( 3,276 Titles / 4,682,786 Abstracts )
Stanford University  ( 7 Titles / 345 Abstracts )
Superintendent of Documents  ( 9 Titles / 14,016 Abstracts )
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