TY  - BOOK
AU  - Blum, Harold Francis
TI  - PHOTODYNAMIC ACTION AND DISEASES CAUSED BY LIGHT
U1  - 612.0144 
PY  - 1964///
CY  - New York
PB  - Hafner Pub.
KW  - Diseases -- Causes And Theories Of Causation
KW  - Light -- Physiological Effect
ER  -