Pediatrics in Review (PIR) is the American Academy of Pediatrics’ monthly peer-reviewed continuing medical education journal, designed to keep the general pediatric clinician current in all areas of pediatric medicine and to assist those participating in the Maintenance of Certification program of the American Board of Pediatrics (ABP). The journal is one of the key components of the Academy’s continuing medical education program: PREP? (the Pediatrics Review and Education Program). Together, PIR and the PREP Self-Assessment comprise PREP The Curriculum?. Each PIR review article includes quiz questions formulated by topic experts.