TY  - RPRT
TI  - Economic notes. Discounting.
AU  - D J Torgerson
AU  - J Raftery
PY  - 1999
DO  - 10.1136/bmj.319.7214.914
UR  - https://pubmed.ncbi.nlm.nih.gov/10506056/
ID  - 10506056
ER  -