RT Journal Article SR Electronic T1 Progressive bilateral ptosis in a patient with midbrain metastasis and chronic inflammatory demyelinating polyradiculoneuropathy JF Practical Neurology JO Pract Neurol FD BMJ Publishing Group Ltd SP 349 OP 350 DO 10.1136/practneurol-2013-000787 VO 14 IS 5 A1 Diego Kaski A1 Lionel Ginsberg YR 2014 UL http://pn.bmj.com/content/14/5/349.abstract AB