Book SelectionBooksBook Reviews as Topic: Critical analyses of books or other monographic works.Selection, Genetic: Differential and non-random reproduction of different genotypes, operating to alter the gene frequencies within a population.Rare BooksBook PricesBooks, Illustrated: Books containing photographs, prints, drawings, portraits, plates, diagrams, facsimiles, maps, tables, or other representations or systematic arrangement of data designed to elucidate or decorate its contents. (From The ALA Glossary of Library and Information Science, 1983, p114)Reference Books, Medical: Books in the field of medicine intended primarily for consultation.Reference Books: Books designed by the arrangement and treatment of their subject matter to be consulted for definite terms of information rather than to be read consecutively. Reference books include DICTIONARIES; ENCYCLOPEDIAS; ATLASES; etc. (From the ALA Glossary of Library and Information Science, 1983)Book CollectingBook Classification: A general term covering bibliographical and bibliothecal classifications. It mostly refers to library CLASSIFICATION for arrangement of books and documents on the shelves. (Harrod's Librarians' Glossary, 7th ed, p85)Book Industry: The aggregate enterprise of manufacturing and technically producing books. (From Random House Unabridged Dictionary, 2d ed)Library Collection Development: Development of a library collection, including the determination and coordination of selection policy, assessment of needs of users and potential users, collection use studies, collection evaluation, identification of collection needs, selection of materials, planning for resource sharing, collection maintenance and weeding, and budgeting.Bibliography as Topic: Discussion of lists of works, documents or other publications, usually with some relationship between them, e.g., by a given author, on a given subject, or published in a given place, and differing from a catalog in that its contents are restricted to holdings of a single collection, library, or group of libraries. (from The ALA Glossary of Library and Information Science, 1983)Libraries, MedicalLiterature, ModernTextbooks as Topic: Books used in the study of a subject that contain a systematic presentation of the principles and vocabulary of a subject.Catalogs, LibraryBook ReviewsAllied Health Occupations: Occupations of medical personnel who are not physicians, and are qualified by special training and, frequently, by licensure to work in supporting roles in the health care field. These occupations include, but are not limited to, medical technology, physical therapy, physician assistant, etc.Account BooksPeriodicals as Topic: A publication issued at stated, more or less regular, intervals.History, 19th Century: Time period from 1801 through 1900 of the common era.Book IllustrationsBook OrnamentationLibraries, Hospital: Information centers primarily serving the needs of hospital medical staff and sometimes also providing patient education and other services.Models, Genetic: Theoretical representations that simulate the behavior or activity of genetic processes or phenomena. They include the use of mathematical equations, computers, and other electronic equipment.Evolution, Molecular: The process of cumulative change at the level of DNA; RNA; and PROTEINS, over successive generations.Biological Evolution: The process of cumulative change over successive generations through which organisms acquire their distinguishing morphological and physiological characteristics.Famous PersonsBibliography of Medicine: A list of works, documents, and other publications on medical subjects and topics of interest to the field of medicine.Genetic Variation: Genotypic differences observed among individuals in a population.