TY  - RPRT
TI  - Multifactorial threshold concept.
AU  - M Melnick
AU  - D Bixler
PY  - 1978
DO  - 10.1002/tera.1420180114
UR  - https://pubmed.ncbi.nlm.nih.gov/694774/
ID  - 694774
ER  -