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Creation Date 

1. Before 1957  (307,820)
2. 1957 To 1973  (276,899)
3. 1974 To 1990  (1,006,011)
4. 1991 To 2008  (6,008,819)
5. After 2008  (9,664,691)
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New Records 

1. New From Last Week  (3,815)
2. New From Last Month  (32,594)
3. New From Last 3 Month  (116,362)
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Resource Type 

1. Articles  (11,245,627)
2. Reviews  (2,512,143)
3. magazinearticle  (1,418,071)
4. Book Chapters  (968,871)
5. Books  (198,293)
6. Thesises (postgraduate)  (155,898)
7. Patents  (125,504)
8. Conference Proceedings  (107,614)
9. Web Resources  (88,036)
10. Images  (73,066)
11. Reports  (65,324)
12. Newspaper Articles  (56,660)
13. References  (33,377)
14. Text Resources  (29,495)
15. Datasets  (26,094)
16. Newsletter Articles  (20,983)
17. Videos  (7,827)
18. Journals  (3,283)
19. Government Documents  (3,112)
20. Drawing/Maps  (2,629)
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Subject 

1. Social Sciences  (3,247,285)
2. Science & Technology  (3,200,225)
3. Life Sciences & Biomedicine  (2,498,554)
4. Humans  (1,569,741)
5. Female  (846,783)
6. Psychology  (832,017)
7. Male  (775,618)
8. Business & Economics  (731,128)
9. Studies  (667,609)
10. Nonfiction  (639,505)
11. Economics  (596,025)
12. Humanities And Social Sciences  (534,746)
13. History  (530,512)
14. Arts & Humanities  (529,485)
15. Biological And Medical Sciences  (528,393)
16. Technology  (526,409)
17. Education  (522,796)
18. Adult  (513,279)
19. Sociology  (490,217)
20. Political Science  (487,862)
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Author/Creator 

1. Olson, Steve  (254)
2. Cohen, Barney  (114)
3. Division of Behavioral and Social Sciences and Education  (88)
4. National Research Council (U.S.)  (68)
5. National Research Council  (37)
6. Committee on Population  (33)
7. National Research Council Staff  (29)
8. Committee on National Statistics  (18)
9. Commission on Behavioral and Social Sciences and Education  (18)
10. Board on Children, Youth, and Families  (13)
11. Institute of Medicine  (13)
12. Board on Behavioral, Cognitive, and Sensory Sciences  (12)
13. Board on Science Education  (8)
14. Institute of Medicine (U.S.)  (7)
15. Cohen, Barney  (7)
16. National Academy of Sciences  (6)
17. Olson, Steve  (6)
18. Board on Health Sciences Policy  (5)
19. Board on Population Health and Public Health Practice  (4)
20. Division of Behavioral and Social Sciences and Education Staff  (4)
21. Steve Olson  (4)
22. Stern, Paul C  (4)
23. Preston, Samuel H  (4)
24. Smelser, Neil J  (4)
25. National Academies of Sciences, Engineering, and Medicine (U.S.)  (4)
26. Division on Earth and Life Studies  (4)
27. Kinsella, Kevin G  (3)
28. Bulatao, Rodolfo A  (3)
29. Board on Global Health  (3)
30. Roundtable on the Demography of Forced Migration  (3)
31. O'Connell, Mary Ellen  (3)
32. Gerstein, Dean R  (3)
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Databases 

1. ProQuest Central  (9,955,525)
2. DOAJ Directory of Open Access Journals  (2,622,611)
3. ROAD  (2,035,363)
4. MEDLINE  (1,861,921)
5. Geneva Foundation Free Medical Journals at publisher websites  (1,529,812)
6. Open Access: PubMed Central  (1,463,593)
7. ProQuest One Psychology  (1,144,968)
8. Ebook Central - Academic Complete  (826,685)
9. Open Access: Freely Accessible Journals by multiple vendors  (571,300)
10. HighWire Press (Free Journals)  (566,312)
11. Hyper Article en Ligne (HAL) (Open Access)  (435,722)
12. HAL-SHS: Archive ouverte en Sciences de l'Homme et de la Société (Open Access)  (384,317)
13. Springer_OA刊  (333,454)
14. JSTOR Early Journal Content Free  (325,723)
15. Education Resources Information Center (ERIC)  (299,221)
16. Cairn  (202,810)
17. Coronavirus Research Database  (197,038)
18. US Government Documents  (163,431)
19. SciELO  (139,834)
20. RePEc  (134,475)
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Language 

1. English  (14,547,676)
2. Chinese  (1,327,759)
3. French  (673,259)
4. Japanese  (393,624)
5. Spanish  (333,487)
6. Portuguese  (265,652)
7. German  (208,833)
8. Russian  (48,449)
9. Turkish  (30,240)
10. Croatian  (29,626)
11. Norwegian  (25,270)
12. Polish  (24,027)
13. Italian  (22,578)
14. Swedish  (21,551)
15. Hungarian  (16,726)
16. Czech  (15,070)
17. Bengali  (14,685)
18. Bokmål, Norwegian  (11,774)
19. Dutch  (10,599)
20. Afrikaans  (10,202)
21. Ukrainian  (3,502)
22. Danish  (3,374)
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Journal Title 

1. Booklist  (124,442)
2. Choice  (121,580)
3. Kirkus Reviews  (215,600)
4. Library Journal  (112,729)
5. Plos One  (95,430)
6. Protoview  (87,129)
7. Publishers Weekly  (101,745)
8. Reference And Research Book News  (172,741)
9. The Booklist  (182,476)
10. The Chronicle Of Higher Education  (79,797)
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