TY  - GEN
AU  - Ludwig  , Arnold M 
TI  - Principles of clinical psychiatry
SN  - 0029195101
AV  - RC454 .L82
PY  - 1980///
CY  - New York :  
PB  - Free Press
KW  - Psychiatry.
KW  - Mental illness
KW  - Diagnosis.
KW  - Diagnosis, Differential
N1  - includes index
ER  -