American Journal of Perinatology, Table of Contents Am J Perinatol 1990; 7(4): 400DOI: 10.1055/s-2007-999530 LETTER TO THE EDITOR © 1990 by Thieme Medical Publishers, Inc. Letter to the Editor Recommend Article Abstract Buy Article See also: First Trimester Growth Delay in Trisomy 18Am J Perinatol 1989; 6(02): 237-239DOI: 10.1055/s-2007-999584 “First Trimester Growth Delay in Trisomy 18” (6: 237, 1989 ) Full Text
