Udenfriend, Sidney, 1918- Fluorescence assay in biology and medcine / Sidney Udenfriend. - New York : Acadmeic Press, 1962-69. - 2v. : ill. ; 24 cm. - Molecular biology, an international series of monographs and textboo ks . Subjects--Topical Terms: Fluorescence-------- National Library of Medicine Call No.: QD 81 / Ud3f