PT - JOURNAL ARTICLE AU - Neville Goodman TI - Crystal Balls DP - 2007 Jan 01 TA - British Journal of General Practice PG - 79--79 VI - 57 IP - 534 4099 - http://bjgp.org/content/57/534/79.short 4100 - http://bjgp.org/content/57/534/79.full SO - Br J Gen Pract2007 Jan 01; 57