TY  - RPRT
TI  - How to design a negative study.
AU  - Mathiéu Molimard
AU  - Nicholas Moore
PY  - 2003
DO  - 10.1378/chest.123.2.655
UR  - https://pubmed.ncbi.nlm.nih.gov/12576400/
ID  - 12576400
ER  -