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Creation Date 

1. Before 1959  (19,839)
2. 1959 To 1974  (18,057)
3. 1975 To 1990  (104,404)
4. 1991 To 2007  (405,606)
5. After 2007  (800,969)
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New Records 

1. New From Last Week  (1,165)
2. New From Last Month  (31,993)
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Subject 

1. Diagnosis  (243,692)
2. Identification  (243,692)
3. Surgery  (243,692)
4. Methods Or Apparatus For Sterilising Materials Or Objects Ingeneral  (165,493)
5. Disinfection, Sterilisation, Or Deodorisation Of Air  (165,493)
6. Materials For Bandages, Dressings, Absorbent Pads, Or Surgicalarticles  (165,493)
7. Chemical Aspects Of Bandages, Dressings, Absorbent Pads, Orsurgical Articles  (165,493)
8. Devices For Introducing Media Into, Or Onto, The Body  (143,089)
9. Devices For Producing Or Ending Sleep Or Stupor  (143,089)
10. Devices For Transducing Body Media Or For Taking Media Fromthe Body  (143,089)
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Language 

1. English  (1,117,546)
2. French  (310,510)
3. Chinese  (226,348)
4. German  (206,106)
5. Japanese  (47,785)
6. Korean  (45,967)
7. Spanish  (39,256)
8. Russian  (23,203)
9. Portuguese  (21,291)
10. Danish  (7,284)
11. Italian  (6,249)
12. Swedish  (6,185)
13. Polish  (4,130)
14. Finnish  (3,672)
15. Norwegian  (3,480)
16. Dutch  (2,436)
17. Czech  (1,474)
18. Turkish  (1,377)
19. Hungarian  (1,241)
20. Ukrainian  (1,228)
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