TY - STAND AU - E. Berni AU - C. Butler AU - S. Jenkins-Jones AU - H. de Voogd AU - M. Ouwens AU - C. Morgan AU - C. Currie BT - Curr Med Res Opin DO - 10.1185/03007995.2016.1157459 M1 - 6 PY - 2016 SP - 1023 EP - 32 T2 - Curr Med Res Opin TI - Comparative estimated effectiveness of antibiotic classes as initial and secondary treatments of respiratory tract infections: longitudinal analysis of routine data from UK primary care 1991-2012 VL - 32 SN - 0300-7995 ER -