TY - STAND AU - R. Joseph AU - J. Soames AU - M. Wright AU - K. Sultana AU - T. van Staa AU - W. Dixon BT - Pharmacoepidemiol Drug Saf DO - 10.1002/pds.4323 M1 - 2 PY - 2018 SP - 239 EP - 242 T2 - Pharmacoepidemiol Drug Saf TI - Supplementing electronic health records through sample collection and patient diaries: A study set within a primary care research database VL - 27 SN - 1053-8569 ER -