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517,985 subject pages: 4,516 OpenAlex topics and 513,469 Library of Congress subjects. Exact coverage and source dates · Numeric map and gap method
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Amphibian and Reptile Biology
Meat and Animal Product Quality
Hearing, Cochlea, Tinnitus, Genetics
Colorectal Cancer Surgical Treatments
Cancer Cells and Metastasis
Liver Disease and Transplantation
Advanced Sensor and Energy Harvesting Materials
Advanced Numerical Methods in Computational Mathematics
Hepatitis B Virus Studies
Coral and Marine Ecosystems Studies
Circadian rhythm and melatonin
Hydrogels: synthesis, properties, applications
Management and Organizational Studies
Hematopoietic Stem Cell Transplantation
Magnetic confinement fusion research
Atmospheric aerosols and clouds
Indigenous Health, Education, and Rights
Migration and Labor Dynamics
Electronic Health Records Systems
Liver Disease Diagnosis and Treatment
Physical Activity and Health
Zeolite Catalysis and Synthesis
Catalytic C–H Functionalization Methods
Impact of Technology on Adolescents
Orthodontics and Dentofacial Orthopedics
Efficiency Analysis Using DEA
Advanced Radiotherapy Techniques
Dental Implant Techniques and Outcomes
Fluid Dynamics and Turbulent Flows
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