Authors: Ifeoma Muoto; Blair G Darney; Bernard Lau; Yvonne W Cheng; Mark W Tomlinson; Duncan R Neilson; Steven A Friedman; Joanne Rogovoy; Aaron B Caughey; Jonathan M Snowden Journal: Health Serv Res Date: 2017-11-12 Impact factor: 3.402
Authors: Hannah E Knight; David A Cromwell; Ipek Gurol-Urganci; Katie Harron; Jan H van der Meulen; Gordon C S Smith Journal: PLoS Med Date: 2017-11-14 Impact factor: 11.069
Authors: Tanya A Nippita; Maree Porter; Sean K Seeho; Jonathan M Morris; Christine L Roberts Journal: BMC Pregnancy Childbirth Date: 2017-09-22 Impact factor: 3.007