RT Journal Article SR Electronic T1 Isolated large bilateral choroid plexus cysts associated with trisomy 18 JF BMJ Case Reports JO BMJ Case Reports FD BMJ Publishing Group Ltd SP e229216 DO 10.1136/bcr-2019-229216 VO 12 IS 3 A1 Aparna Sharma A1 Vatsla Dadhwal A1 Anubhuti Rana A1 Jaya Chawla YR 2019 UL http://casereports.bmj.com/content/12/3/e229216.abstract AB