TY  - RPRT
TI  - Methodological problems in polydiagnostic research.
AU  - M Philipp
AU  - W Maier
PY  - 1986
DO  - 10.1159/000284465
UR  - https://pubmed.ncbi.nlm.nih.gov/3554295/
ID  - 3554295
ER  -