The Use of a Dark Adaptation Technique (Biophotometer) in the Measurement of Vitamin A Deficiency in Children

Abstract

Carroll E. Palmer, Harold Blumberg, The Use of a Dark Adaptation Technique (Biophotometer) in the Measurement of Vitamin A Deficiency in Children, Public Health Reports (1896-1970), Vol. 52, No. 41 (Oct. 8, 1937), pp. 1403-1419