Each book in the library is given at least one authorized Library of Congress Subject Heading. You can search for the authorized heading(s) associated with your topic in the LC Subject Authorities.
Books can be found under the broad heading Medicine. More precise topics can be explored using a relevant subheading or a related heading. Some examples include:
It may also be good to explore the wide variety of subject headings under Medicine in... Some examples include:
It may also be useful to combine meaningful keywords if precise topics are not represented by one of the subject headings above.