title: Anterior visceral endoderm SMAD4 signaling specifies anterior embryonic patterning and head induction in mice.
authors.affiliation: Mammalian Genetics Section, Genetics of Development and Disease Branch, National Institutes of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, 10/9N105, 10 Center Drive, Bethesda, MD 20892, USA.
authors.forename: Cuiling
authors.initials: C
authors.lastname: Li
authors.forename: Yi-Ping
authors.initials: YP
authors.lastname: Li
authors.forename: Xin-Yuan
authors.initials: XY
authors.lastname: Fu
authors.forename: Chu-Xia
authors.initials: CX
authors.lastname: Deng