TY - JOUR T1 - The Research Foundation JF - The Journal of the College of General Practitioners JO - J Coll Gen Pract SP - 345 LP - 348 VL - 4 IS - 3 A2 - , Y1 - 1961/08/01 UR - http://bjgp.org/content/4/3/345.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -