Theoretical basis for nursing 2026-02-15T12:30:48+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - McEwen, Melanie; Wills, Evelyn M. (Wolters Kluwer/Lippincott Williams & Wilkins, 2011)