PT - JOURNAL ARTICLE AU - Amanda Woods TI - Multilevel modelling in primary care research DP - 2004 Jul 01 TA - British Journal of General Practice PG - 560--561 VI - 54 IP - 504 4099 - http://bjgp.org/content/54/504/560.short 4100 - http://bjgp.org/content/54/504/560.full SO - Br J Gen Pract2004 Jul 01; 54