RT Journal Article SR Electronic T1 Circulatory collapse and ROP JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 772 OP 772 DO 10.1136/bjo.73.9.772-a VO 73 IS 9 A1 J F Acheson A1 A R Fielder A1 W E Schulenburg A1 Y K Ng YR 1989 UL http://bjo.bmj.com/content/73/9/772.2.abstract AB