TY - JOUR T1 - Twenty-one years of general practice--changing patterns. JF - The Journal of the Royal College of General Practitioners JO - J R Coll Gen Pract SP - 521 LP - 528 VL - 22 IS - 121 AU - J. Fry Y1 - 1972/08/01 UR - http://bjgp.org/content/22/121/521.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -