TY  - RPRT
TI  - Procedures for calculating cessation lag.
AU  - Chao W Chen
AU  - Herman Gibb
PY  - 2003
DO  - 10.1016/s0273-2300(03)00080-1
UR  - https://pubmed.ncbi.nlm.nih.gov/14550757/
ID  - 14550757
ER  -