TY  - RPRT
TI  - How should we grade CIN?
AU  - M K Heatley
PY  - 2002
DO  - 10.1046/j.1365-2559.2002.01365.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11943024/
ID  - 11943024
ER  -