RT Journal Article SR Electronic T1 Myasthenia gravis: An update for internists JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 72 OP 73 DO 10.3949/ccjm.90b.02023 VO 90 IS 2 A1 Brian F. Mandell YR 2023 UL http://www.ccjm.org/content/90/2/72.abstract AB