title: Erratum.
abstract: In our paper "Pantothenic Acid in Copper Deficiency in Rats" (Science, 1950, 111, 472), in the last sentence of the second paragraph on page 473, the daily administered dose mentioned should be "0.1 microg of copper" and not "1.1 microg" as printed.
authors.forename: L
authors.initials: L
authors.lastname: Singer
authors.forename: G K
authors.initials: GK
authors.lastname: Davis