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QS
QT
QU
QV
QW
QX
QY
QZ
W
WA
WB
WC
WD
WE
WF
WG
WH
WI
WJ
WK
WL
WM
WN
WO
WP
WQ
WR
WS
WT
WU
WV
WW
WX
WY
WZ
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Classify material on ionizing radiation used in the diagnosis and treatment of a specific disease, organ or system with the disease, organ or system. General diagnostic uses of ultrasound and magnetic resonance imaging are included here. Classify material on non-ionizing radiation in WB or other applicable numbers (See Index to this Classification).
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WN 1-160 Reference Works. Diagnostic Technology | |
WN 180-240 Diagnostic Imaging. Radiography | |
WN 250-250.6 Radiotherapy | |
WN 300-340 Radium | |
WN 415-665 Radioactivity (Excluding Roentgen Rays and Radium) | |
WN 415-420 General Radioactivity | |
WN 440-450 Nuclear Medicine | |
WN 600-650 Radiation Effects. Radiation Protection | |
WN 660-665 Radiometry | |
Reference Works. Diagnostic Technology | |
WN 1 |
Societies
(Cutter from name of society)
(Used for both monographs and serials) |
Includes ephemeral membership lists issued serially or separately. Classify annual reports, journals, etc., in W1.
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Collected works (General) | |
WN 5 |
By several authors
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WN 7 |
By individual authors
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WN 9 |
Addresses. Essays. Lectures (General)
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WN 11 |
History
(Table G)
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WN 11.1 |
General coverage
(Not Table G)
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WN 13 |
Dictionaries. Encyclopedias
(Used for both monographs and serials) |
WN 15 |
Classification. Terminology
(Used for both monographs and serials) |
WN 16 |
Tables. Statistics
(Used for both monographs and serials) |
WN 17 |
Atlases. Pictorial works
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Classify atlases limited to a particular radiological subject here also.
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WN 18 |
Education
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Classify here works about education.
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WN 18.2 |
Educational materials
(Used for both monographs and serials) |
Classify here educational materials, e.g., outlines, questions and answers, programmed instruction, catalogs, computer-assisted instruction, etc., regardless of format. Classify textbooks, regardless of format, by subject.
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WN 19 |
Schools and colleges
(Used for both monographs and serials) |
Classify courses of study, catalogs, etc., in W 19.5.
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WN 20 |
Research (General)
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Classify here works about research in general. Classify works about research on a particular subject by subject.
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WN 21 |
Radiology as professions. Ethics. Peer review
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WN 22 |
Directories
(Table G)
(Used for both monographs and serials) |
WN 22.1 |
General coverage
(Not Table G)
(Used for both monographs and serials) |
Radiological laboratories, institutes, etc. | |
WN 23 |
Collective
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WN 24 |
Individual
(Cutter from name of institution)
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WN 25 |
Laboratory manuals. Technique
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[WN 26] |
[This number not used]
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WN 26.5 |
Informatics. Automatic data processing. Computers (General)
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Classify works on use for special subjects by subject.
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Hospitals, clinics, etc. | |
WN 27 |
Collective
(Table G)
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WN 27.1 |
General coverage
(Not Table G)
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WN 28 |
Individual
(Cutter from name of hospital)
(Table G)
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Museums, exhibitions, etc. | |
WN 28.5 |
Collective
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WN 28.6 |
Individual
(Cutter from name of museum, etc.)
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WN 32 |
Laws
(Table G)
(Used for both monographs and serials) |
WN 32.1 |
General coverage
(Not Table G)
(Used for both monographs and serials) |
WN 33 |
Discussion of law
(Table G)
(Used for both monographs and serials) |
WN 33.1 |
General coverage
(Not Table G)
(Used for both monographs and serials) |
WN 39 |
Handbooks. Resource guides
(Used for both monographs and serials) |
WN 100 |
General works. Stereoscopy. Electrokymography
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WN 105 |
Ionizing radiation
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WN 110 |
Health physics
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Include here works on the physics of radiation and nuclear medicine.
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WN 150 |
Equipment and supplies
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WN 160 |
Technology. Contrast media (General or not elsewhere classified)
(e.g., Positioning) |
Classify works on laboratory techniques in WN 25.
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Diagnostic Imaging. Radiography | |
Classify works on diagnosis of a system, region or organ with the specific area. | |
WN 180 |
Diagnostic imaging (General or not elsewhere classified)
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WN 185 |
Magnetic resonance imaging
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WN 200 |
Radiography (General or not elsewhere classified)
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WN 203 |
Radionuclide imaging
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WN 205 |
Thermography
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WN 206 |
Tomography
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WN 208 |
Ultrasonography
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WN 210 |
Foreign body localization
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WN 220 |
Fluoroscopy
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WN 230 |
Dental diagnostic imaging (General or not elsewhere classified)
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WN 240 |
Pediatric diagnostic imaging
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Radiotherapy | |
WN 250 |
General works
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WN 250.5 |
Special types, A-Z
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WN 250.5.B7 |
Brachytherapy
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WN 250.5.R2 |
Radiotherapy, Computer-assisted
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WN 250.5.R3 |
Radiotherapy, High-energy
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WN 250.5.X7 |
X-ray therapy
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WN 250.6 |
Radiotherapy dosage
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Radium | |
WN 300 |
General works
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WN 340 |
Therapeutic use
(e.g., Use of radon seeds, radium needles, etc.) |
Radioactivity (Excluding Roentgen Rays and Radium) | |
Classify here works on specific elements as well as general works. Classify works on medical applications for a specific disease or organ with the disease or organ. General Radioactivity | |
WN 415 |
Biological aspects of nuclear medicine, atomic energy, and radioisotopes (General)
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Classify works dealing with physical aspects in QC.
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WN 420 |
Radioisotopes. Radioactive elements
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Classify works on medical applications in WN 440-450.
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Nuclear Medicine | |
WN 440 |
Nuclear medicine
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WN 445 |
Diagnosis
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Classify works on radionuclide imaging in WN 203.
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WN 450 |
Therapeutics
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Radiation Effects. Radiation Protection | |
WN 600 |
Radiobiology. Radiologic health
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Classify here works on general effects of radiation to man, animals, and plant life.
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WN 610 |
Radiation injuries
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Classify general works on radiation-induced abnormalities in QS 681.
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WN 612 |
Food contamination
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WN 615 |
Radioactive pollution and pollutants (General)
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WN 620 |
Injurious effects on man and animals
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WN 630 |
Injurious effects on plant life (related to human ecology)
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WN 650 |
Radiation protection
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Cf. WA 788 Industrial wastes.
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Radiometry | |
WN 660 |
Radiometry
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WN 665 |
Radiation dosage
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