TY  - BOOK
AU  - Ritchie,A.C.
AU  - Boyd,William
TI  - Boyd's textbook of pathology / 
T2  - Volume I. 
SN  - 0812107268
U1  - 611.01815 23
PY  - 1990///.
CY  - Philadelphia : 
PB  - Lea & Febiger, 
KW  - Pathology.
ER  -