TY  - RPRT
TI  - Case definitions for chronic obstructive pulmonary disease.
AU  - Eva Hnizdo
AU  - Henry W Glindmeyer
AU  - Edward L Petsonk
AU  - Paul Enright
AU  - A Sonia Buist
PY  - 2006
DO  - 10.1080/15412550600651552
UR  - https://pubmed.ncbi.nlm.nih.gov/17175672/
ID  - 17175672
ER  -