TY  - GEN
AU  - Martin,A M
TI  - Diagnostic logic and validity of the "short' case
SN  - 0035-8819
PY  - 1997///0328
KW  - Education, Medical, Graduate
KW  - Educational Measurement
KW  - methods
KW  - England
KW  - Humans
N1  - Publication Type: Comment; Letter
ER  -