“Effect of Vitamin A-Deficiency on the Dark Adaptation of the Pigeon”

Nature ◽  
1952 ◽  
Vol 169 (4299) ◽  
pp. 484-484
BMJ ◽  
1941 ◽  
Vol 2 (4220) ◽  
pp. 747-748
Author(s):  
J. Yudkin

The Lancet ◽  
1973 ◽  
Vol 302 (7839) ◽  
pp. 1161-1164 ◽  
Author(s):  
RobertM Russell ◽  
Richard Multack ◽  
VivianneC Smith ◽  
AlexE Krill ◽  
IrwinH Rosenberg

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