Preparation and measurement of isotopic tracers; a symposium prepared for the Isotope research group [by] D. Wright Wilson, A. O. C. Nier [and] Stanley P. Reimann. - Ann Arbor, Mich., Edwards, 1946. - vii, 108 p. illus. 24 cm. LCCN: med47000303 Subjects--Topical Terms: Isotopes. LC Class. No.: QD466 / .P7