TY - STAND AU - S. Lay-Flurrie AU - J. Sheppard AU - R. Stevens AU - C. Mallen AU - C. Heneghan AU - F. Hobbs AU - B. Williams AU - J. Mant AU - R. McManus BT - Br J Gen Pract DO - 10.3399/bjgp21X714281 M1 - 705 PY - 2021 SP - e296 EP - e302 T2 - Br J Gen Pract TI - Impact of changes to national guidelines on hypertension-related workload: an interrupted time series analysis in English primary care VL - 71 SN - 0960-1643 ER -