RECALLS & FIELD CORRECTIONS—CLASS IIBoston Scientific Maestro 4000 Cardiac Ablation SystemBiomedical Safety & Standards 48(22):p 176, December 15, 2018. | DOI: 10.1097/01.BMSAS.0000550277.84634.33 Buy Metrics © 2018 Wolters Kluwer Health, Inc. All rights reserved.