TY  - RPRT
TI  - Presentation of variability.
AU  - D G Altman
AU  - M J Gardner
PY  - 1986
DO  - 10.1016/s0140-6736(86)92470-0
UR  - https://pubmed.ncbi.nlm.nih.gov/2875359/
ID  - 2875359
ER  -