S M. Farrington, et.al., Winged-helix, Hedgehog and Bmp genes are differentially expressed in distinct cell layers of the murine yolk sac., Mechanisms of development, 1997, 62
S M. Farrington, et.al., Winged-helix, Hedgehog and Bmp genes are differentially expressed in distinct cell layers of the murine yolk sac., Mechanisms of development, 1997, 62