FD - Oncology and haematology

FH - Neurology, neuro-surgery, nuero-sciences

FE - Other fields of internal medicine

FA - Cardiovascular diseases including cardio-surgery

FP - Other medical fields

FR - Pharmacology and apothecary chemistry

FB - Endocrinology, diabetology, metabolism, nutrition

FN - Epidemiology, infection diseases and clinical immunology

FF - ENT (ie. ear, nose, throat), ophthalmology, dentistry

FG - Paediatrics

FJ - Surgery including transplantology

FL - Psychiatry, sexology

FC - Pneumology

FO - Dermatology and venereology

FQ - Public health system, social medicine

FK - Gynaecology and obstetrics

FI - Traumatology and orthopaedics

FM - Hygiene

FS - Medical facilities, apparatus and equipment

AM - Pedagogy and education

AH - Economics

AE - Management, administration and clerical work

AB - History

AL - Art, architecture, cultural heritage

AK - Sport and leisure time activities

AO - Sociology, demography

AG - Legal sciences

AN - Psychology

AC - Archaeology, anthropology, ethnology

AA - Philosophy and religion

AI - Linguistics

AD - Political sciences

AJ - Literature, mass media, audio-visual activities

AQ - Safety and health protection, safety in operating machinery

AF - Documentation, librarianship, work with information

AP - Municipal, regional and transportation planning

JA - Electronics and optoelectronics

JN - Civil engineering

JC - Computer hardware and software

JB - Sensors, detecting elements, measurement and regulation

JD - Use of computers, robotics and its application

JE - Non-nuclear power engineering, energy consumption and utilization

JG - Metallurgy, metal materials

JJ - Other materials

JM - Structural engineering

JO - Land transport systems and equipment

JI - Composite materials

JP - Industrial processes and processing

JF - Nuclear energy

JR - Other machinery industry

JQ - Machinery and tools

JV - Cosmic technologies

JK - Corrosion and material surfaces

JU - Aeronautics, aerodynamics, aeroplanes

JH - Ceramics, fire-proof materials and glass

JS - Reliability and quality management, industrial testing

JL - Fatigue and fracture mechanics

JT - Propulsion, engines and fuels

JY - Firearms, ammunition, explosives, combat vehicles

JW - Navigation, connection, detection and countermeasure

EB - Genetics and molecular biology

EE - Microbiology, virology

ED - Physiology

EC - Immunology

EH - Ecology - communities

EF - Botany

EG - Zoology

EI - Biotechnology and bionics

EA - Morphology and cytology

CE - Biochemistry

CF - Physical chemistry and theoretical chemistry

CC - Organic chemistry

CB - Analytical chemistry, separation

CA - Inorganic chemistry

CI - Industrial chemistry and chemical engineering

CG - Electrochemistry

CD - Macromolecular chemistry

CH - Nuclear and quantum chemistry, photo chemistry