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Creation Date 

1. Before 1957  (481,806)
2. 1957 To 1973  (528,821)
3. 1974 To 1990  (1,943,788)
4. 1991 To 2008  (4,546,687)
5. After 2008  (8,245,334)
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New Records 

1. New From Last Week  (9,943)
2. New From Last Month  (174,053)
3. New From Last 3 Month  (219,480)
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Resource Type 

1. Articles  (8,580,942)
2. Patents  (5,280,501)
3. Audio  (515,536)
4. magazinearticle  (453,032)
5. Reviews  (242,888)
6. Book Chapters  (226,804)
7. Newspaper Articles  (135,455)
8. Images  (68,249)
9. Thesises (postgraduate)  (63,147)
10. Reports  (48,607)
11. Web Resources  (47,531)
12. Books  (43,860)
13. Conference Proceedings  (27,178)
14. References  (20,832)
15. Newsletter Articles  (6,868)
16. Journals  (4,418)
17. Datasets  (4,160)
18. Government Documents  (4,036)
19. Text Resources  (3,778)
20. Videos  (3,660)
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Subject 

1. Science & Technology  (5,847,538)
2. Life Sciences & Biomedicine  (5,012,668)
3. Human Necessities  (4,616,895)
4. Agriculture  (4,343,074)
5. Animals  (4,261,500)
6. Forestry  (4,041,378)
7. Hunting  (4,029,153)
8. Animal Husbandry  (4,029,146)
9. Fishing  (4,024,967)
10. Trapping  (4,014,439)
11. Humans  (1,927,359)
12. Chemistry  (1,825,192)
13. Metallurgy  (1,558,502)
14. Biological And Medical Sciences  (1,492,218)
15. Male  (1,407,986)
16. Female  (1,164,291)
17. Mice  (1,088,504)
18. Plant Growth Regulators  (949,533)
19. Pest Repellants Or Attractants  (948,905)
20. Biocides, E.G. As Disinfectants, As Pesticides, As Herbicides  (948,905)
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Author/Creator 

1. Preece, Rod  (193)
2. Sabloff, Annabelle  (40)
3. Sankoff, Peter  (9)
4. Institute for Laboratory Animal Research  (7)
5. National Research Council (U.S.)  (7)
6. Division on Earth and Life Studies  (7)
7. Martin, Dayna  (6)
8. National Research Council  (6)
9. Institute of Laboratory Animal Resources (U.S.)  (5)
10. Institute for Laboratory Animal Research (U.S.)  (3)
11. Institute of Medicine (U.S.)  (2)
12. National Academy of Sciences (U.S.)  (2)
13. National Academy of Sciences  (2)
14. Martin, Dayna  (2)
15. Board on Agriculture  (2)
16. Preece, Rod  (2)
17. Committee on Animal Nutrition  (2)
18. Project Muse  (2)
19. National Academy of Sciences Staff  (1)
20. Subcommittee on Amphibian Standards, Committee on Standards, Institute of Laboratory Animal Resources, National Research Council  (1)
21. Colloquium on Virulence and Defense in Host-Pathogen Interactions: Common Features Between Plants and Animals  (1)
22. Sankoff, Peter  (1)
23. Sara Savic  (1)
24. Committee on Guidelines for the Use of Animals in Neuroscience and Behavioral Research, National Research Council  (1)
25. The Expert Panel on Approaches to Animal Health Risk Assessment  (1)
26. Subcommittee on Genetic Variance in Animal Nutrition, Committee on Animal Nutrition, Board on Agriculture and Renewable Resources, National Research Council  (1)
27. Committee on Recognition and Alleviation of Pain in Laboratory Animals  (1)
28. Sabloff, Annabelle  (1)
29. Gianluca Baldassarre; Tom Stafford; Marco Mirolli; Peter Redgrave; Richard Michael Ryan; Andrew Barto  (1)
30. Sheehan, James J  (1)
31. Rosa Estela Quiroz-Castañeda  (1)
32. Everlon Cid Rigobelo  (1)
33. National Research Council (U.S.). Committee on Animal Nutrition  (1)
34. Sue Ann McCarty  (1)
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Databases 

1. esp@cenet  (5,197,183)
2. ProQuest Central  (5,061,800)
3. MEDLINE  (4,956,981)
4. Geneva Foundation Free Medical Journals at publisher websites  (2,919,092)
5. PubMed Central (Open access)  (2,660,984)
6. DOAJ Directory of Open Access Journals  (2,418,739)
7. ROAD: Directory of Open Access Scholarly Resources  (1,807,554)
8. HighWire Press (Free Journals)  (1,220,691)
9. Europeana Collections  (601,274)
10. ProQuest One Psychology  (452,693)
11. Wiley_OA刊  (425,309)
12. PLoS_OA刊  (343,018)
13. Springer_OA刊  (317,793)
14. JSTOR Early Journal Content (Open Access)  (279,067)
15. Nature_OA刊  (213,339)
16. Ebook Central - Academic Complete  (208,571)
17. IngentaConnect Open Access Journals  (151,230)
18. Free E- Journals  (116,690)
19. Hyper Article en Ligne (HAL) (Open Access)  (109,430)
20. Taylor & Francis Open Access  (90,126)
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Language 

1. English  (14,470,661)
2. Chinese  (1,444,317)
3. Japanese  (1,323,433)
4. French  (830,033)
5. German  (565,803)
6. Portuguese  (198,357)
7. Korean  (185,041)
8. Spanish  (142,424)
9. Russian  (119,232)
10. Danish  (38,392)
11. Italian  (30,948)
12. Swedish  (28,427)
13. Polish  (25,771)
14. Finnish  (23,676)
15. Norwegian  (21,792)
16. Dutch  (20,875)
17. Ukrainian  (13,307)
18. Catalan  (9,442)
19. Czech  (9,293)
20. Turkish  (8,932)
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Journal Title 

1. International Journal Of Molecular Sciences  (50,940)
2. Nature  (172,061)
3. New York Times  (86,395)
4. Plos One  (298,994)
5. Proceedings Of The National Academy Of Sciences  (55,839)
6. Proceedings Of The National Academy Of Sciences - Pnas  (135,389)
7. Science  (64,699)
8. Scientific Reports  (76,824)
9. The Journal Of Biological Chemistry  (101,115)
10. The Journal Of Immunology  (52,020)
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