BOELL, E J Biochemical differentiation during amphibian development. [electronic resource] - Annals of the New York Academy of Sciences Sep 1948 - 773-800 p. digital Publication Type: Journal Article ISSN: 0077-8923 Standard No.: 10.1111/j.1749-6632.1948.tb30964.x doi Subjects--Topical Terms: AmphibiansAnimalsCell Differentiation