%0 Journal Article
%T Characterization of concentration gradients of a morphogenetically active retinoid in the chick limb bud.
%A Eichele, G
%A Thaller, C
%J The Journal of Cell Biology
$V 105
%N 4
%P 1917
%@ 0021-9525
%D 1987
%I Rockefeller Univ Press