RT Journal Article SR Electronic T1 Physician associates: the challenge facing general practice JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 224 OP 225 DO 10.3399/bjgp15X684685 VO 65 IS 634 A1 James Parle A1 James Ennis YR 2015 UL http://bjgp.org/content/65/634/224.abstract AB