PT  - JOURNAL ARTICLE
AU  - Kiri, V.A.
AU  - Vestbo, J.
AU  - Pride, N.B.
AU  - Soriano, J.B.
TI  - Inhaled steroids and mortality in COPD: bias from unaccounted immortal time
AID  - 10.1183/09031936.04.00049804
DP  - 2004 Jul 01
TA  - European Respiratory Journal
PG  - 190--191
VI  - 24
IP  - 1
4099  - http://erj.ersjournals.com/content/24/1/190.2.short
4100  - http://erj.ersjournals.com/content/24/1/190.2.full
SO  - Eur Respir J2004 Jul 01; 24