TY - JOUR T1 - Calling the laboratory JF - The Journal of the College of General Practitioners JO - J Coll Gen Pract SP - 109 LP - 109 VL - 12 IS - 1 A2 - , Y1 - 1966/07/01 UR - http://bjgp.org/content/12/1/109.3.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -