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Creation Date 

1. Before 1957  (1,536)
2. 1957 To 1973  (5,908)
3. 1974 To 1990  (25,221)
4. 1991 To 2008  (92,805)
5. After 2008  (191,959)
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New Records 

1. New From Last Week  (3)
2. New From Last Month  (823)
3. New From Last 3 Month  (2,951)
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Resource Type 

1. Articles  (215,737)
2. Newspaper Articles  (27,852)
3. Book Chapters  (22,938)
4. Newsletter Articles  (22,098)
5. magazinearticle  (9,370)
6. Thesises (postgraduate)  (3,395)
7. References  (3,207)
8. Reviews  (2,768)
9. Reports  (2,553)
10. Patents  (1,700)
11. Web Resources  (1,618)
12. Books  (1,074)
13. Text Resources  (779)
14. Conference Proceedings  (775)
15. Videos  (31)
16. Images  (30)
17. Datasets  (11)
18. Audio  (8)
19. Other  (7)
20. Standards  (7)
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Subject 

1. Science & Technology  (150,078)
2. Life Sciences & Biomedicine  (140,149)
3. Pregnancy  (110,670)
4. Female  (104,687)
5. Humans  (101,808)
6. Fetuses  (64,094)
7. Animals  (55,111)
8. Biological And Medical Sciences  (35,073)
9. Male  (34,674)
10. Obstetrics & Gynecology  (31,431)
11. Adult  (30,289)
12. Infant, Newborn  (26,790)
13. Medical Sciences  (25,517)
14. Gestational Age  (23,073)
15. Abortion  (21,971)
16. Womens Health  (17,946)
17. Fetus  (17,424)
18. Pediatrics  (16,935)
19. Mice  (15,321)
20. Rats  (14,051)
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Databases 

1. ProQuest Central  (169,153)
2. MEDLINE  (140,884)
3. GFMER Free Medical Journals  (54,332)
4. PubMed Central  (54,269)
5. DOAJ Directory of Open Access Journals  (47,445)
6. ROAD: Directory of Open Access Scholarly Resources  (38,276)
7. HighWire Press (Free Journals)  (18,206)
8. Wiley Online Library Open Access  (15,595)
9. ProQuest One Psychology  (11,387)
10. Springer Nature OA/Free Journals  (10,237)
11. Nature Open Access  (6,025)
12. Public Library of Science (PLoS)  (5,561)
13. Taylor & Francis Open Access  (5,224)
14. Ebook Central - Academic Complete  (4,175)
15. Journals@Ovid Open Access Journal Collection Rolling  (2,733)
16. IngentaConnect Free/Open Access Journals  (2,653)
17. JSTOR Early Journal Content  (2,296)
18. Freely Accessible Journals  (2,079)
19. U.S. Government Documents  (1,707)
20. Medknow Open Access Medical Journals  (1,535)
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Language 

1. English  (300,823)
2. Japanese  (25,224)
3. German  (5,832)
4. French  (3,656)
5. Spanish  (2,681)
6. Portuguese  (1,522)
7. Russian  (1,092)
8. Chinese  (1,058)
9. Korean  (654)
10. Polish  (518)
11. Turkish  (285)
12. Italian  (186)
13. Swedish  (152)
14. Dutch  (149)
15. Norwegian  (139)
16. Croatian  (123)
17. Persian  (119)
18. Catalan  (104)
19. Bulgarian  (103)
20. Czech  (101)
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Journal Title 

1. American Journal Of Obstetrics And Gynecology  (3,025)
2. Fetal Diagnosis And Therapy  (2,110)
3. New York Times  (2,798)
4. Plos One  (4,774)
5. Prenatal Diagnosis  (3,532)
6. The Journal Of Maternal-Fetal & Neonatal Medicine  (2,719)
7. The Lancet  (2,113)
8. The New York Times  (2,623)
9. The Washington Post  (2,897)
10. Ultrasound In Obstetrics & Gynecology  (3,456)
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