TY  - RPRT
TI  - Piecewise regression: a simplified procedure.
AU  - H Wainer
PY  - 1971
DO  - 10.1111/j.2044-8317.1971.tb00450.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5557517/
ID  - 5557517
ER  -