RT Journal Article SR Electronic T1 The return of measles—an unnecessary sequel JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 365 OP 366 DO 10.3949/ccjm.86b.06019 VO 86 IS 6 A1 Mandell, Brian F. YR 2019 UL http://www.ccjm.org/content/86/6/365.abstract AB