Medical knowledge covered a wide range of fields, including medicine, biology, chemistry, physics, neuroscience, psychology, and so on. Specifically, medical knowledge included the following books: Physiology: The subjects that study human psychology include neurobiology, digestive biology, respiratory biology, urology, hormonal biology, immune biology, and so on. Pathology: The subjects that study the morphological and physiological characteristics of diseases include pathological tissues, cellular pathologies, immune pathologies, molecular biology pathologies, and so on. Pharmacology: studies the chemical properties, mechanism of action, pharmacology, and toxicity of drugs, including natural medicine chemistry, drug structural chemistry, pharmacokinetics, and the prevention and treatment of adverse drug reactions. 4. anatomy: the study of the structure, function, and relationship of human tissues, organs, and systems includes general anatomy, regional anatomy, systematic anatomy, neuroanatomy, and so on. Medical imaging: The subjects that study medical imaging technology include X-ray, CT, MRI, MRI, and other fields. Medical statistics: The subjects that study data collection, analysis, and interpretation include probability theory and mathematical statistics, non-paramedic statistics, regressions, time series analysis, and so on. Medical ethics: studies the moral and legal issues in medical practice, including medical ethics, medical decision-making ethics, medical service ethics, etc. The above was only a part of the medical professional knowledge. The specific books needed to be determined according to the specific medical field and research direction.