TY  - BOOK
AU  - Kohn,Louis Winfield
TI  - Your digestive system,
T2  - The New home library
AV  - RC801 .K62
U1  - 616.3 
PY  - 1944///]
CY  - Philadelphia
PB  - The Blakiston company
KW  - Digestive organs
KW  - Diseases
ER  -