There has been data ("USMLE Step 2 CK Lecture Notes 2018: Pediatrics (USMLE Prep) - ISBN-13 978-1-5062-2085-7") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Fri Aug 2 10:27:04 2019, so the data displayed here has been removed .