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Creation Date 

1. Before 1959  (66,193)
2. 1959 To 1974  (50,143)
3. 1975 To 1990  (221,998)
4. 1991 To 2007  (562,286)
5. After 2007  (1,256,019)
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New Records 

1. New From Last Month  (66,840)
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Subject 

1. Hygiene  (1,674,953)
2. Medical Or Veterinary Science  (1,674,953)
3. Methods Or Apparatus For Sterilising Materials Or Objects Ingeneral  (887,143)
4. Disinfection, Sterilisation, Or Deodorisation Of Air  (887,143)
5. Materials For Bandages, Dressings, Absorbent Pads, Or Surgicalarticles  (887,143)
6. Chemical Aspects Of Bandages, Dressings, Absorbent Pads, Orsurgical Articles  (887,143)
7. Transporting  (532,158)
8. Performing Operations  (532,158)
9. Dentistry  (334,701)
10. Apparatus Or Methods For Oral Or Dental Hygiene  (334,701)
11. Chemistry  (327,728)
12. Metallurgy  (327,728)
13. Containers Specially Adapted For Medical Or Pharmaceuticalpurposes  (276,775)
14. Devices For Administering Food Or Medicines Orally  (276,775)
15. Devices For Receiving Spittle  (276,775)
16. Baby Comforters  (276,775)
17. Preparations For Medical, Dental, Or Toilet Purposes  (254,467)
18. Physics  (229,714)
19. Bandages, Dressings Or Absorbent Pads  (197,148)
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Language 

1. English  (1,746,118)
2. Chinese  (520,119)
3. French  (383,413)
4. German  (278,832)
5. Korean  (109,117)
6. Japanese  (76,214)
7. Spanish  (55,493)
8. Portuguese  (31,091)
9. Russian  (27,881)
10. Italian  (19,209)
11. Danish  (12,336)
12. Swedish  (9,715)
13. Finnish  (7,701)
14. Polish  (6,842)
15. Norwegian  (6,656)
16. Dutch  (4,715)
17. Ukrainian  (3,265)
18. Czech  (2,489)
19. Hungarian  (2,101)
20. Turkish  (2,072)
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