TY  - BOOK
AU  - Ludwig, Arnold M.
TI  - Principles of clinical psychiatry
SN  - 0029193508
PY  - 1986///
CY  - New York
PB  - Free Press ; London : Collier Macmillan
KW  - Diagnosis, Differential
KW  - Mental Disorders
N1  - Includes bibliographies and index
ER  -