Ryan``s Retina Edited by Andrew P. Schachat - 6th edition - London Elsevier 2018 - xxix, 1820, I-63p.: ill., (Chiefly Col.); 28 cm. ISBN: 9780323401975 Subjects--Topical Terms: SurgeryDiseasesPhysiologyOpthalmology LC Class. No.: RE 551.R43 / RYA 2018