检索历史 All Sources Journals Abstract Databases Books Reference Works Scirus Enter terms using Boolean connectors (ex! cat oR feline AND nutriti Term〔s) Sources: M Joumals Abstract Databases Books Reference Works select one or more: ricultural and Biological Sciences Arts and Humanities Biochemistry, Genetics and Molecular Biolog Hold down the Ctrl key (or &6 key) to select multiple entries. Dates: c1994to: Present C All Years search[Clear Recall Search) search 1 可以对以前做的检索做编辑和修改 Search History- Turn Off I Save History As, I Recall History.m I Clear History Results Action 2 te aft 1993 and TITLE-ABSTR-KEY(polymer) and TITLE-ABSTR-KEY(ce re-run edit delete date is 2002 and TITLE-ABSTR-KEY(genetic) re-run I edit i delete Sources(-A/Sciences -)] Individual searche ire after 7 days, save this search history to preserve these searches Search for artides from our full-text collection detracts databa g this search form, click the Help button for step-by-ste ns on conducting a search using10 检索历史 可以对以前做的检索做编辑和修改