HSLS provides access to hundreds of medical e-books through ClinicalKey. In order to print a book chapter or access the PDF version of a book chapter in ClinicalKey, you must first create a Personal Account and log in. To do this, go to the HSLS home page and click on ClinicalKey in the Quick Links box. Select the Registration link on the top right corner of the ClinicalKey home page. You will be asked to enter a Username (your e-mail address) and a Password. These will serve as your credentials to log in to ClinicalKey. Once you have logged in, you can open the PDF versions of book chapters as well as print them.