Pathology 15 Microbiology 14 Medicine 11 Biochemistry 7 Pharmacology and Toxicology 7 Physiology 6 Immunology 5 Blood 4 Medical microbiology 4 Parasitology 4 SURGERY 4 Surgery and radiology 4 Cytology 3 Hematologic Diseases 3 Hematologic Tests 3 Hematology 3 Histopathology 3 Immunity 3 Infection 3 Laboratory Techniques and Procedures 3 Medical genetics-- Genetics, Medical-- Genetic Diseases, Inborn 3 Surgery 3 histology 3 Anatomy 2 Anatomy and Histology 2 Bacteria 2 Biochemistry-- Biology 2 Clinical Chemistry 2 Clinical biochemistry 2 Clinical pharmacology 2