PT  - JOURNAL ARTICLE
AU  - J A Muir Gray
TI  - New concepts in screening.
DP  - 2004 Apr 01
TA  - British Journal of General Practice
PG  - 292--298
VI  - 54
IP  - 501
4099  - http://bjgp.org/content/54/501/292.short
4100  - http://bjgp.org/content/54/501/292.full
SO  - Br J Gen Pract2004 Apr 01; 54