"Spectroscopie." . . "Vitamins." . . . . "Hormones." . . "Vitamines Analyse." . . . "The application of absorption spectra to the study of vitamins and hormones. [With plates.]"@en . "The Application of Absorption Spectra to the study of Vitamins and Hormones"@en . . . . . . . . "The Application of absorption spectra to the study of vitamins and hormones" . . . . . . . . . . . . "The application of absorption spectra to the study of vitamins, hormones and coenzymes by R.A. Morton"@en . . "The application of absorption spectra to the study of vitamins and hormones" . . . . . . "The application of absorption to the study of vitamins and hormones" . "The Application of Absorption Spectra to the Study of Vitamins and Hormones"@en . . . . . . . . "Spectroscopie d'absorption." . . "Hormones Analyse." . . "Spectrum Analysis." . .