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Subject (Genre)
- Congresses72
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- Handbooks11
- Handbooks, manuals, etc9
- Outlines6
- Periodical5
- Bibliography4
- Conference papers and proceedings2
- Electronic books2
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- Kongress2
- Outlines, syllabi, etc2
- Popular Works2
- methods2
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- Essays1
- Laboratory manuals1
- Nurses' Instruction1
- periodicals1