PT - JOURNAL ARTICLE AU - G Sagar TI - The telephone--an under-used instrument? DP - 1990 Aug 01 TA - British Journal of General Practice PG - 349--350 VI - 40 IP - 337 4099 - http://bjgp.org/content/40/337/349.3.short 4100 - http://bjgp.org/content/40/337/349.3.full SO - Br J Gen Pract1990 Aug 01; 40