%0 Journal Article %A J F Acheson %A A R Fielder %A W E Schulenburg %A Y K Ng %T Circulatory collapse and ROP %D 1989 %R 10.1136/bjo.73.9.772-a %J British Journal of Ophthalmology %P 772-772 %V 73 %N 9 %U https://bjo.bmj.com/content/bjophthalmol/73/9/772.2.full.pdf