Classification
617 - Surgery & related medical specialties
377
616 - Diseases
139
610 - Medicine & health
45
612 - Human physiology
40
571 - Physiology & related subjects
6
534 - Sound & related vibrations
5
061 - Organizations in North America
4
620 - Engineering & allied operations
4
150 - Psychology
3
573 - Specific physiological systems in animals
3
580 - Plants (Botany)
3
615 - Pharmacology & therapeutics
3
618 - Gynecology, obstetrics, pediatrics & geriatrics
3
611 - Human anatomy, cytology & histology
2
006 - Special computer methods
1
155 - Differential & developmental psychology
1
500 - Natural sciences & mathematics
1
591 - Specific topics in natural history
1
592 - Invertebrates
1
636 - Animal husbandry
1
700 - The arts; fine & decorative arts
1
780 - Music
1