TY - JOUR AU - Sandall, J AU - Murrells, T AU - Dodwell, M AU - Gibson, R AU - Bewley, S AU - Coxon, K AU - Bick, D AU - Cookson, G AU - Warwick, C AU - Hamilton-Fairley, D. J2 - Health Serv Deliv Res JO - Health Serv Deliv Res TI - The efficient use of the maternity workforce and the implications for safety and quality in maternity care: a population-based, cross-sectional study PY - 2014 VL - 2 IS - 38 DO - 10.3310/hsdr02380 DA - 2014/10/29 UR - http://journalslibrary.nihr.ac.uk/hsdr/hsdr02380 ER -