Authors: Eli Saastad; Julie Victoria Holm Tveit; Vicki Flenady; Babill Stray-Pedersen; Ruth C Fretts; Per E Børdahl; J Frederik Frøen Journal: BMC Res Notes Date: 2010-01-04
Authors: Alexander E P Heazell; Giovanna Bernatavicius; Stephen A Roberts; Ainslie Garrod; Melissa K Whitworth; Edward D Johnstone; Joanna C Gillham; Tina Lavender Journal: BMC Pregnancy Childbirth Date: 2013-04-16 Impact factor: 3.007