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Nkx2-1	free resource	BioCyc	https://biocyc.org/gene?orgid=MOUSE&id=MGI:108067
Gene Ontology annotations from this paper	free resource	Gene Ontology	http://amigo.geneontology.org/amigo/reference/PMID:16150900
	free resource	Mouse Genome Informatics (MGI)	http://www.informatics.jax.org/reference/16150900
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=16150900.ui
See the articles recommended by the Faculty of more than 8,000 leading experts in Biology and Medicine.	subscription/membership/fee required	H1 Connect	https://facultyopinions.com/pubmed/16150900
	subscription/membership/fee required	Silverchair Information Systems	https://academic.oup.com/endo/article-lookup/doi/10.1210/en.2005-0882