Materia
RA Public aspects of medicine
RA0421 Public health. Hygiene. Preventive Medicine
26
R Medicine (General)
24
H Social Sciences (General)
11
RB Pathology
7
RK Dentistry
7
RT Nursing
7
QR355 Virology
6
L Education (General)
5
QR Microbiology
5
HD Industries. Land use. Labor
4
HN Social history and conditions. Social problems. Social reform
4
T Technology (General)
4
HV Social pathology. Social and public welfare
3
RZ Other systems of medicine
3
BF Psychology
2
HC Economic History and Conditions
2
HD28 Management. Industrial Management
2
LB2300 Higher Education
2
Q Science (General)
2
RC Internal medicine
2
RJ101 Child Health. Child health services
2
BJ Ethics
1
HA Statistics
1
HB Economic Theory
1
HE Transportation and Communications
1
HF Commerce
1
HF5601 Accounting
1
HM Sociology
1
HQ The family. Marriage. Woman
1
JF Political institutions (General)
1
K Law (General)
1
LC Special aspects of education
1
QA Mathematics
1
QP Physiology
1
RC0254 Neoplasms. Tumors. Oncology (including Cancer)
1
RG Gynecology and obstetrics
1
RJ Pediatrics
1
S Agriculture (General)
1
SF Animal culture
1
TD Environmental technology. Sanitary engineering
1
TL Motor vehicles. Aeronautics. Astronautics
1
ZA Information resources
1